28220792

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{887}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 54825120

約数和(自身を除く): 26604328

約数列:

[1, 2, 4, 8, 41, 82, 97, 164, 194, 328, 388, 776, 887, 1774, 3548, 3977, 7096, 7954, 15908, 31816, 36367, 72734, 86039, 145468, 172078, 290936, 344156, 688312, 3527599, 7055198, 14110396, 28220792]

約数ペア:

[(1, 28220792), (2, 14110396), (4, 7055198), (8, 3527599), (41, 688312), (82, 344156), (97, 290936), (164, 172078), (194, 145468), (328, 86039), (388, 72734), (776, 36367), (887, 31816), (1774, 15908), (3548, 7954), (3977, 7096)]