668149742

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1511651}}^1$

素因数の和:1511683

約数の個数: 16

約数和(自身を含む): 1142808912

約数和(自身を除く): 474659170

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1511651, 3023302, 19651463, 25698067, 39302926, 51396134, 334074871, 668149742]

約数ペア:

[(1, 668149742), (2, 334074871), (13, 51396134), (17, 39302926), (26, 25698067), (34, 19651463), (221, 3023302), (442, 1511651)]