12645507

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{773}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 20805120

約数和(自身を除く): 8159613

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 773, 779, 861, 2319, 2337, 5411, 5453, 14687, 16233, 16359, 31693, 44061, 95079, 102809, 221851, 308427, 602167, 665553, 1806501, 4215169, 12645507]

約数ペア:

[(1, 12645507), (3, 4215169), (7, 1806501), (19, 665553), (21, 602167), (41, 308427), (57, 221851), (123, 102809), (133, 95079), (287, 44061), (399, 31693), (773, 16359), (779, 16233), (861, 14687), (2319, 5453), (2337, 5411)]