252419531

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{8087}}^1$

素因数の和:8128

約数の個数: 20

約数和(自身を含む): 317162832

約数和(自身を除く): 64743301

約数列:

[1, 7, 13, 49, 91, 343, 637, 2401, 4459, 8087, 31213, 56609, 105131, 396263, 735917, 2773841, 5151419, 19416887, 36059933, 252419531]

約数ペア:

[(1, 252419531), (7, 36059933), (13, 19416887), (49, 5151419), (91, 2773841), (343, 735917), (637, 396263), (2401, 105131), (4459, 56609), (8087, 31213)]