1560565521

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{127591}}^1$

素因数の和:127754

約数の個数: 20

約数和(自身を含む): 2346672064

約数和(自身を除く): 786106543

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 12231, 127591, 382773, 1148319, 3444957, 10334871, 19266241, 57798723, 173396169, 520188507, 1560565521]

約数ペア:

[(1, 1560565521), (3, 520188507), (9, 173396169), (27, 57798723), (81, 19266241), (151, 10334871), (453, 3444957), (1359, 1148319), (4077, 382773), (12231, 127591)]