215599564

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{241}}^1\times {\mathrm{1609}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 381827600

約数和(自身を除く): 166228036

約数列:

[1, 2, 4, 139, 241, 278, 482, 556, 964, 1609, 3218, 6436, 33499, 66998, 133996, 223651, 387769, 447302, 775538, 894604, 1551076, 53899891, 107799782, 215599564]

約数ペア:

[(1, 215599564), (2, 107799782), (4, 53899891), (139, 1551076), (241, 894604), (278, 775538), (482, 447302), (556, 387769), (964, 223651), (1609, 133996), (3218, 66998), (6436, 33499)]