261065974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{590647}}^1$

素因数の和:590679

約数の個数: 16

約数和(自身を含む): 446529888

約数和(自身を除く): 185463914

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 590647, 1181294, 7678411, 10040999, 15356822, 20081998, 130532987, 261065974]

約数ペア:

[(1, 261065974), (2, 130532987), (13, 20081998), (17, 15356822), (26, 10040999), (34, 7678411), (221, 1181294), (442, 590647)]