261570562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{194911}}^1$

素因数の和:194985

約数の個数: 16

約数和(自身を含む): 435043584

約数和(自身を除く): 173473022

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 194911, 389822, 2144021, 4288042, 11889571, 23779142, 130785281, 261570562]

約数ペア:

[(1, 261570562), (2, 130785281), (11, 23779142), (22, 11889571), (61, 4288042), (122, 2144021), (671, 389822), (1342, 194911)]