156968031405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{243361289}}^1$

素因数の和:243361340

約数の個数: 16

約数和(自身を含む): 256989522240

約数和(自身を除く): 100021490835

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 243361289, 730083867, 1216806445, 3650419335, 10464535427, 31393606281, 52322677135, 156968031405]

約数ペア:

[(1, 156968031405), (3, 52322677135), (5, 31393606281), (15, 10464535427), (43, 3650419335), (129, 1216806445), (215, 730083867), (645, 243361289)]