15721065724

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{5417}}^1$

素因数の和:5532

約数の個数: 144

約数和(自身を含む): 37044296352

約数和(自身を除く): 21323230628

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 67, 68, 91, 98, 119, 134, 182, 196, 221, 238, 268, 364, 442, 469, 476, 637, 833, 871, 884, 938, 1139, 1274, 1547, 1666, 1742, 1876, 2278, 2548, 3094, 3283, 3332, 3484, 4556, 5417, 6097, 6188, 6566, 7973, 10829, 10834, 12194, 13132, 14807, 15946, 21658, 21668, 24388, 29614, 31892, 37919, 42679, 43316, 55811, 59228, 70421, 75838, 85358, 92089, 103649, 111622, 140842, 151676, 170716, 184178, 207298, 223244, 265433, 281684, 362939, 368356, 414596, 492947, 530866, 644623, 725543, 725878, 985894, 1061732, 1197157, 1289246, 1451086, 1451756, 1971788, 2394314, 2540573, 2578492, 2902172, 3450629, 4512361, 4718207, 4788628, 5081146, 6169963, 6901258, 8380099, 9024722, 9436414, 10162292, 12339926, 13802516, 16760198, 17784011, 18049444, 18872828, 24679852, 33027449, 33520396, 35568022, 43189741, 58660693, 66054898, 71136044, 80209519, 86379482, 117321386, 132109796, 160419038, 172758964, 231192143, 234642772, 302328187, 320838076, 462384286, 561466633, 604656374, 924768572, 1122933266, 1209312748, 2245866532, 3930266431, 7860532862, 15721065724]

約数ペア:

[(1, 15721065724), (2, 7860532862), (4, 3930266431), (7, 2245866532), (13, 1209312748), (14, 1122933266), (17, 924768572), (26, 604656374), (28, 561466633), (34, 462384286), (49, 320838076), (52, 302328187), (67, 234642772), (68, 231192143), (91, 172758964), (98, 160419038), (119, 132109796), (134, 117321386), (182, 86379482), (196, 80209519), (221, 71136044), (238, 66054898), (268, 58660693), (364, 43189741), (442, 35568022), (469, 33520396), (476, 33027449), (637, 24679852), (833, 18872828), (871, 18049444), (884, 17784011), (938, 16760198), (1139, 13802516), (1274, 12339926), (1547, 10162292), (1666, 9436414), (1742, 9024722), (1876, 8380099), (2278, 6901258), (2548, 6169963), (3094, 5081146), (3283, 4788628), (3332, 4718207), (3484, 4512361), (4556, 3450629), (5417, 2902172), (6097, 2578492), (6188, 2540573), (6566, 2394314), (7973, 1971788), (10829, 1451756), (10834, 1451086), (12194, 1289246), (13132, 1197157), (14807, 1061732), (15946, 985894), (21658, 725878), (21668, 725543), (24388, 644623), (29614, 530866), (31892, 492947), (37919, 414596), (42679, 368356), (43316, 362939), (55811, 281684), (59228, 265433), (70421, 223244), (75838, 207298), (85358, 184178), (92089, 170716), (103649, 151676), (111622, 140842)]