30891658

素因数分解:

$2^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{3121}}^1$

素因数の和:3238

約数の個数: 24

約数和(自身を含む): 54453924

約数和(自身を除く): 23562266

約数列:

[1, 2, 7, 14, 49, 98, 101, 202, 707, 1414, 3121, 4949, 6242, 9898, 21847, 43694, 152929, 305858, 315221, 630442, 2206547, 4413094, 15445829, 30891658]

約数ペア:

[(1, 30891658), (2, 15445829), (7, 4413094), (14, 2206547), (49, 630442), (98, 315221), (101, 305858), (202, 152929), (707, 43694), (1414, 21847), (3121, 9898), (4949, 6242)]