12821609465

素因数分解:

$5^1\times 7^1\times {\mathrm{9001}}^1\times {\mathrm{40699}}^1$

素因数の和:49712

約数の個数: 16

約数和(自身を含む): 17586307200

約数和(自身を除く): 4764697735

約数列:

[1, 5, 7, 35, 9001, 40699, 45005, 63007, 203495, 284893, 315035, 1424465, 366331699, 1831658495, 2564321893, 12821609465]

約数ペア:

[(1, 12821609465), (5, 2564321893), (7, 1831658495), (35, 366331699), (9001, 1424465), (40699, 315035), (45005, 284893), (63007, 203495)]