640954152

素因数分解:

$2^3\times 3^2\times {\mathrm{8902141}}^1$

素因数の和:8902153

約数の個数: 24

約数和(自身を含む): 1735917690

約数和(自身を除く): 1094963538

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 8902141, 17804282, 26706423, 35608564, 53412846, 71217128, 80119269, 106825692, 160238538, 213651384, 320477076, 640954152]

約数ペア:

[(1, 640954152), (2, 320477076), (3, 213651384), (4, 160238538), (6, 106825692), (8, 80119269), (9, 71217128), (12, 53412846), (18, 35608564), (24, 26706423), (36, 17804282), (72, 8902141)]