31587913

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^2$

素因数の和:564

約数の個数: 12

約数和(自身を含む): 36711040

約数和(自身を除く): 5123127

約数列:

[1, 7, 79, 239, 553, 1673, 18881, 57121, 132167, 399847, 4512559, 31587913]

約数ペア:

[(1, 31587913), (7, 4512559), (79, 399847), (239, 132167), (553, 57121), (1673, 18881)]