2007661565

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{630349}}^1$

素因数の和:630381

約数の個数: 24

約数和(自身を含む): 3018115800

約数和(自身を除く): 1010454235

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 630349, 3151745, 4412443, 8194537, 22062215, 30887101, 40972685, 57361759, 154435505, 286808795, 401532313, 2007661565]

約数ペア:

[(1, 2007661565), (5, 401532313), (7, 286808795), (13, 154435505), (35, 57361759), (49, 40972685), (65, 30887101), (91, 22062215), (245, 8194537), (455, 4412443), (637, 3151745), (3185, 630349)]