71752356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 196909440

約数和(自身を除く): 125157084

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1103, 1251, 1668, 1807, 2206, 2502, 3309, 3614, 4412, 5004, 5421, 6618, 7228, 9927, 10842, 13236, 14339, 16263, 19854, 21684, 28678, 32526, 39708, 43017, 57356, 65052, 86034, 129051, 153317, 172068, 258102, 306634, 459951, 516204, 613268, 919902, 1379853, 1839804, 1993121, 2759706, 3986242, 5519412, 5979363, 7972484, 11958726, 17938089, 23917452, 35876178, 71752356]

約数ペア:

[(1, 71752356), (2, 35876178), (3, 23917452), (4, 17938089), (6, 11958726), (9, 7972484), (12, 5979363), (13, 5519412), (18, 3986242), (26, 2759706), (36, 1993121), (39, 1839804), (52, 1379853), (78, 919902), (117, 613268), (139, 516204), (156, 459951), (234, 306634), (278, 258102), (417, 172068), (468, 153317), (556, 129051), (834, 86034), (1103, 65052), (1251, 57356), (1668, 43017), (1807, 39708), (2206, 32526), (2502, 28678), (3309, 21684), (3614, 19854), (4412, 16263), (5004, 14339), (5421, 13236), (6618, 10842), (7228, 9927)]