1211205891

素因数分解:

$3^1\times 7^1\times {\mathrm{6841}}^1\times {\mathrm{8431}}^1$

素因数の和:15282

約数の個数: 16

約数和(自身を含む): 1846135808

約数和(自身を除く): 634929917

約数列:

[1, 3, 7, 21, 6841, 8431, 20523, 25293, 47887, 59017, 143661, 177051, 57676471, 173029413, 403735297, 1211205891]

約数ペア:

[(1, 1211205891), (3, 403735297), (7, 173029413), (21, 57676471), (6841, 177051), (8431, 143661), (20523, 59017), (25293, 47887)]