218334531

素因数分解:

$3^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1\times {\mathrm{677}}^1$

素因数の和:1430

約数の個数: 16

約数和(自身を含む): 293579424

約数和(自身を除く): 75244893

約数列:

[1, 3, 193, 557, 579, 677, 1671, 2031, 107501, 130661, 322503, 377089, 391983, 1131267, 72778177, 218334531]

約数ペア:

[(1, 218334531), (3, 72778177), (193, 1131267), (557, 391983), (579, 377089), (677, 322503), (1671, 130661), (2031, 107501)]