156672131

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1697}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 198733920

約数和(自身を除く): 42061789

約数列:

[1, 7, 11, 77, 109, 121, 763, 847, 1199, 1697, 8393, 11879, 13189, 18667, 92323, 130669, 184973, 205337, 1294811, 1437359, 2034703, 14242921, 22381733, 156672131]

約数ペア:

[(1, 156672131), (7, 22381733), (11, 14242921), (77, 2034703), (109, 1437359), (121, 1294811), (763, 205337), (847, 184973), (1199, 130669), (1697, 92323), (8393, 18667), (11879, 13189)]