165239886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 386684928

約数和(自身を除く): 221445042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 107, 166, 214, 249, 321, 443, 498, 581, 642, 749, 886, 1162, 1329, 1498, 1743, 2247, 2658, 3101, 3486, 4494, 6202, 8881, 9303, 17762, 18606, 26643, 36769, 47401, 53286, 62167, 73538, 94802, 110307, 124334, 142203, 186501, 220614, 257383, 284406, 331807, 373002, 514766, 663614, 772149, 995421, 1544298, 1990842, 3934283, 7868566, 11802849, 23605698, 27539981, 55079962, 82619943, 165239886]

約数ペア:

[(1, 165239886), (2, 82619943), (3, 55079962), (6, 27539981), (7, 23605698), (14, 11802849), (21, 7868566), (42, 3934283), (83, 1990842), (107, 1544298), (166, 995421), (214, 772149), (249, 663614), (321, 514766), (443, 373002), (498, 331807), (581, 284406), (642, 257383), (749, 220614), (886, 186501), (1162, 142203), (1329, 124334), (1498, 110307), (1743, 94802), (2247, 73538), (2658, 62167), (3101, 53286), (3486, 47401), (4494, 36769), (6202, 26643), (8881, 18606), (9303, 17762)]