90271643

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{19219}}^1$

素因数の和:19298

約数の個数: 16

約数和(自身を含む): 114397440

約数和(自身を除く): 24125797

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 19219, 134533, 211409, 1172359, 1479863, 8206513, 12895949, 90271643]

約数ペア:

[(1, 90271643), (7, 12895949), (11, 8206513), (61, 1479863), (77, 1172359), (427, 211409), (671, 134533), (4697, 19219)]