81010998

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3541}}^1$

素因数の和:3621

約数の個数: 48

約数和(自身を含む): 185657472

約数和(自身を除く): 104646474

約数列:

[1, 2, 3, 6, 9, 18, 31, 41, 62, 82, 93, 123, 186, 246, 279, 369, 558, 738, 1271, 2542, 3541, 3813, 7082, 7626, 10623, 11439, 21246, 22878, 31869, 63738, 109771, 145181, 219542, 290362, 329313, 435543, 658626, 871086, 987939, 1306629, 1975878, 2613258, 4500611, 9001222, 13501833, 27003666, 40505499, 81010998]

約数ペア:

[(1, 81010998), (2, 40505499), (3, 27003666), (6, 13501833), (9, 9001222), (18, 4500611), (31, 2613258), (41, 1975878), (62, 1306629), (82, 987939), (93, 871086), (123, 658626), (186, 435543), (246, 329313), (279, 290362), (369, 219542), (558, 145181), (738, 109771), (1271, 63738), (2542, 31869), (3541, 22878), (3813, 21246), (7082, 11439), (7626, 10623)]