12988366945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19801}}^1\times {\mathrm{7717}}^1$

素因数の和:27540

約数の個数: 16

約数和(自身を含む): 16505838288

約数和(自身を除く): 3517471343

約数列:

[1, 5, 17, 85, 7717, 19801, 38585, 99005, 131189, 336617, 655945, 1683085, 152804317, 764021585, 2597673389, 12988366945]

約数ペア:

[(1, 12988366945), (5, 2597673389), (17, 764021585), (85, 152804317), (7717, 1683085), (19801, 655945), (38585, 336617), (99005, 131189)]