15780821816

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{2137}}^1\times {\mathrm{13001}}^1$

素因数の和:15215

約数の個数: 32

約数和(自身を含む): 30022138080

約数和(自身を除く): 14241316264

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 2137, 4274, 8548, 13001, 17096, 26002, 52004, 104008, 151727, 303454, 606908, 923071, 1213816, 1846142, 3692284, 7384568, 27783137, 55566274, 111132548, 222265096, 1972602727, 3945205454, 7890410908, 15780821816]

約数ペア:

[(1, 15780821816), (2, 7890410908), (4, 3945205454), (8, 1972602727), (71, 222265096), (142, 111132548), (284, 55566274), (568, 27783137), (2137, 7384568), (4274, 3692284), (8548, 1846142), (13001, 1213816), (17096, 923071), (26002, 606908), (52004, 303454), (104008, 151727)]