778889289

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{63901}}^1$

素因数の和:64160

約数の個数: 16

約数和(自身を含む): 1104226560

約数和(自身を除く): 325337271

約数列:

[1, 3, 17, 51, 239, 717, 4063, 12189, 63901, 191703, 1086317, 3258951, 15272339, 45817017, 259629763, 778889289]

約数ペア:

[(1, 778889289), (3, 259629763), (17, 45817017), (51, 15272339), (239, 3258951), (717, 1086317), (4063, 191703), (12189, 63901)]