65215836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1889}}^1$

素因数の和:2043

約数の個数: 72

約数和(自身を含む): 189876960

約数和(自身を除く): 124661124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 137, 252, 274, 411, 548, 822, 959, 1233, 1644, 1889, 1918, 2466, 2877, 3778, 3836, 4932, 5667, 5754, 7556, 8631, 11334, 11508, 13223, 17001, 17262, 22668, 26446, 34002, 34524, 39669, 52892, 68004, 79338, 119007, 158676, 238014, 258793, 476028, 517586, 776379, 1035172, 1552758, 1811551, 2329137, 3105516, 3623102, 4658274, 5434653, 7246204, 9316548, 10869306, 16303959, 21738612, 32607918, 65215836]

約数ペア:

[(1, 65215836), (2, 32607918), (3, 21738612), (4, 16303959), (6, 10869306), (7, 9316548), (9, 7246204), (12, 5434653), (14, 4658274), (18, 3623102), (21, 3105516), (28, 2329137), (36, 1811551), (42, 1552758), (63, 1035172), (84, 776379), (126, 517586), (137, 476028), (252, 258793), (274, 238014), (411, 158676), (548, 119007), (822, 79338), (959, 68004), (1233, 52892), (1644, 39669), (1889, 34524), (1918, 34002), (2466, 26446), (2877, 22668), (3778, 17262), (3836, 17001), (4932, 13223), (5667, 11508), (5754, 11334), (7556, 8631)]