15857478

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 44241120

約数和(自身を除く): 28383642

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 49, 54, 63, 78, 91, 98, 117, 126, 147, 182, 189, 234, 273, 294, 351, 378, 441, 461, 546, 637, 702, 819, 882, 922, 1274, 1323, 1383, 1638, 1911, 2457, 2646, 2766, 3227, 3822, 4149, 4914, 5733, 5993, 6454, 8298, 9681, 11466, 11986, 12447, 17199, 17979, 19362, 22589, 24894, 29043, 34398, 35958, 41951, 45178, 53937, 58086, 67767, 83902, 87129, 107874, 125853, 135534, 161811, 174258, 203301, 251706, 293657, 323622, 377559, 406602, 587314, 609903, 755118, 880971, 1132677, 1219806, 1761942, 2265354, 2642913, 5285826, 7928739, 15857478]

約数ペア:

[(1, 15857478), (2, 7928739), (3, 5285826), (6, 2642913), (7, 2265354), (9, 1761942), (13, 1219806), (14, 1132677), (18, 880971), (21, 755118), (26, 609903), (27, 587314), (39, 406602), (42, 377559), (49, 323622), (54, 293657), (63, 251706), (78, 203301), (91, 174258), (98, 161811), (117, 135534), (126, 125853), (147, 107874), (182, 87129), (189, 83902), (234, 67767), (273, 58086), (294, 53937), (351, 45178), (378, 41951), (441, 35958), (461, 34398), (546, 29043), (637, 24894), (702, 22589), (819, 19362), (882, 17979), (922, 17199), (1274, 12447), (1323, 11986), (1383, 11466), (1638, 9681), (1911, 8298), (2457, 6454), (2646, 5993), (2766, 5733), (3227, 4914), (3822, 4149)]