71389319045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2491339}}^1$

素因数の和:2491876

約数の個数: 16

約数和(自身を含む): 93634522560

約数和(自身を除く): 22245203515

約数列:

[1, 5, 11, 55, 521, 2605, 5731, 28655, 2491339, 12456695, 27404729, 137023645, 1297987619, 6489938095, 14277863809, 71389319045]

約数ペア:

[(1, 71389319045), (5, 14277863809), (11, 6489938095), (55, 1297987619), (521, 137023645), (2605, 27404729), (5731, 12456695), (28655, 2491339)]