81074917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 105493248

約数和(自身を除く): 24418331

約数列:

[1, 7, 11, 41, 61, 77, 287, 421, 427, 451, 671, 2501, 2947, 3157, 4631, 4697, 17261, 17507, 25681, 27511, 32417, 120827, 179767, 189871, 192577, 282491, 1052921, 1329097, 1977437, 7370447, 11582131, 81074917]

約数ペア:

[(1, 81074917), (7, 11582131), (11, 7370447), (41, 1977437), (61, 1329097), (77, 1052921), (287, 282491), (421, 192577), (427, 189871), (451, 179767), (671, 120827), (2501, 32417), (2947, 27511), (3157, 25681), (4631, 17507), (4697, 17261)]