15972138

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 43680000

約数和(自身を除く): 27707862

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 199, 234, 273, 294, 343, 398, 441, 546, 597, 637, 686, 819, 882, 1029, 1194, 1274, 1393, 1638, 1791, 1911, 2058, 2587, 2786, 3087, 3582, 3822, 4179, 4459, 5174, 5733, 6174, 7761, 8358, 8918, 9751, 11466, 12537, 13377, 15522, 18109, 19502, 23283, 25074, 26754, 29253, 36218, 40131, 46566, 54327, 58506, 68257, 80262, 87759, 108654, 126763, 136514, 162981, 175518, 204771, 253526, 325962, 380289, 409542, 614313, 760578, 887341, 1140867, 1228626, 1774682, 2281734, 2662023, 5324046, 7986069, 15972138]

約数ペア:

[(1, 15972138), (2, 7986069), (3, 5324046), (6, 2662023), (7, 2281734), (9, 1774682), (13, 1228626), (14, 1140867), (18, 887341), (21, 760578), (26, 614313), (39, 409542), (42, 380289), (49, 325962), (63, 253526), (78, 204771), (91, 175518), (98, 162981), (117, 136514), (126, 126763), (147, 108654), (182, 87759), (199, 80262), (234, 68257), (273, 58506), (294, 54327), (343, 46566), (398, 40131), (441, 36218), (546, 29253), (597, 26754), (637, 25074), (686, 23283), (819, 19502), (882, 18109), (1029, 15522), (1194, 13377), (1274, 12537), (1393, 11466), (1638, 9751), (1791, 8918), (1911, 8358), (2058, 7761), (2587, 6174), (2786, 5733), (3087, 5174), (3582, 4459), (3822, 4179)]