645415342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2256697}}^1$

素因数の和:2256723

約数の個数: 16

約数和(自身を含む): 1137375792

約数和(自身を除く): 491960450

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 2256697, 4513394, 24823667, 29337061, 49647334, 58674122, 322707671, 645415342]

約数ペア:

[(1, 645415342), (2, 322707671), (11, 58674122), (13, 49647334), (22, 29337061), (26, 24823667), (143, 4513394), (286, 2256697)]