28778887207

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{1249}}^1\times {\mathrm{21799}}^1$

素因数の和:23206

約数の個数: 16

約数和(自身を含む): 33136000000

約数和(自身を除く): 4357112793

約数列:

[1, 7, 151, 1057, 1249, 8743, 21799, 152593, 188599, 1320193, 3291649, 23041543, 27226951, 190588657, 4111269601, 28778887207]

約数ペア:

[(1, 28778887207), (7, 4111269601), (151, 190588657), (1057, 27226951), (1249, 23041543), (8743, 3291649), (21799, 1320193), (152593, 188599)]