149659881

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{1721}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 236065536

約数和(自身を除く): 86405655

約数列:

[1, 3, 7, 21, 41, 101, 123, 287, 303, 707, 861, 1721, 2121, 4141, 5163, 12047, 12423, 28987, 36141, 70561, 86961, 173821, 211683, 493927, 521463, 1216747, 1481781, 3650241, 7126661, 21379983, 49886627, 149659881]

約数ペア:

[(1, 149659881), (3, 49886627), (7, 21379983), (21, 7126661), (41, 3650241), (101, 1481781), (123, 1216747), (287, 521463), (303, 493927), (707, 211683), (861, 173821), (1721, 86961), (2121, 70561), (4141, 36141), (5163, 28987), (12047, 12423)]