142970612

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{123677}}^1$

素因数の和:123715

約数の個数: 18

約数和(自身を含む): 265784022

約数和(自身を除く): 122813410

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 123677, 247354, 494708, 2102509, 4205018, 8410036, 35742653, 71485306, 142970612]

約数ペア:

[(1, 142970612), (2, 71485306), (4, 35742653), (17, 8410036), (34, 4205018), (68, 2102509), (289, 494708), (578, 247354), (1156, 123677)]