31559642

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{2039}}^1$

素因数の和:2221

約数の個数: 16

約数和(自身を含む): 48470400

約数和(自身を除く): 16910758

約数列:

[1, 2, 71, 109, 142, 218, 2039, 4078, 7739, 15478, 144769, 222251, 289538, 444502, 15779821, 31559642]

約数ペア:

[(1, 31559642), (2, 15779821), (71, 444502), (109, 289538), (142, 222251), (218, 144769), (2039, 15478), (4078, 7739)]