131490452

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{3457}}^1$

素因数の和:3755

約数の個数: 24

約数和(自身を含む): 237315624

約数和(自身を除く): 105825172

約数列:

[1, 2, 4, 37, 74, 148, 257, 514, 1028, 3457, 6914, 9509, 13828, 19018, 38036, 127909, 255818, 511636, 888449, 1776898, 3553796, 32872613, 65745226, 131490452]

約数ペア:

[(1, 131490452), (2, 65745226), (4, 32872613), (37, 3553796), (74, 1776898), (148, 888449), (257, 511636), (514, 255818), (1028, 127909), (3457, 38036), (6914, 19018), (9509, 13828)]