1640692392157

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1\times {\mathrm{9336917}}^1$

素因数の和:9338868

約数の個数: 16

約数和(自身を含む): 2020359664512

約数和(自身を除く): 379667272355

約数列:

[1, 7, 13, 91, 1931, 13517, 25103, 175721, 9336917, 65358419, 121379921, 849659447, 18029586727, 126207107089, 234384627451, 1640692392157]

約数ペア:

[(1, 1640692392157), (7, 234384627451), (13, 126207107089), (91, 18029586727), (1931, 849659447), (13517, 121379921), (25103, 65358419), (175721, 9336917)]