28890169

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{821}}^1$

素因数の和:1296

約数の個数: 16

約数和(自身を含む): 36141696

約数和(自身を除く): 7251527

約数列:

[1, 7, 11, 77, 457, 821, 3199, 5027, 5747, 9031, 35189, 63217, 375197, 2626379, 4127167, 28890169]

約数ペア:

[(1, 28890169), (7, 4127167), (11, 2626379), (77, 375197), (457, 63217), (821, 35189), (3199, 9031), (5027, 5747)]