161566559

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{91229}}^1$

素因数の和:91270

約数の個数: 16

約数和(自身を含む): 210193920

約数和(自身を除く): 48627361

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 91229, 638603, 1003519, 2098267, 7024633, 14687869, 23080937, 161566559]

約数ペア:

[(1, 161566559), (7, 23080937), (11, 14687869), (23, 7024633), (77, 2098267), (161, 1003519), (253, 638603), (1771, 91229)]