87976718

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1363

約数の個数: 16

約数和(自身を含む): 133459920

約数和(自身を除く): 45483202

約数列:

[1, 2, 131, 262, 409, 818, 821, 1642, 53579, 107158, 107551, 215102, 335789, 671578, 43988359, 87976718]

約数ペア:

[(1, 87976718), (2, 43988359), (131, 671578), (262, 335789), (409, 215102), (818, 107551), (821, 107158), (1642, 53579)]