155909644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{9109}}^1$

素因数の和:9513

約数の個数: 24

約数和(自身を含む): 298443600

約数和(自身を除く): 142533956

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1556, 4279, 8558, 9109, 17116, 18218, 36436, 100199, 200398, 400796, 3543401, 7086802, 14173604, 38977411, 77954822, 155909644]

約数ペア:

[(1, 155909644), (2, 77954822), (4, 38977411), (11, 14173604), (22, 7086802), (44, 3543401), (389, 400796), (778, 200398), (1556, 100199), (4279, 36436), (8558, 18218), (9109, 17116)]