66501631

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1667}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 78462720

約数和(自身を除く): 11961089

約数列:

[1, 7, 41, 139, 287, 973, 1667, 5699, 11669, 39893, 68347, 231713, 478429, 1621991, 9500233, 66501631]

約数ペア:

[(1, 66501631), (7, 9500233), (41, 1621991), (139, 478429), (287, 231713), (973, 68347), (1667, 39893), (5699, 11669)]