219049265

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{20161}}^1$

素因数の和:20260

約数の個数: 16

約数和(自身を含む): 274364496

約数和(自身を除く): 55315231

約数列:

[1, 5, 41, 53, 205, 265, 2173, 10865, 20161, 100805, 826601, 1068533, 4133005, 5342665, 43809853, 219049265]

約数ペア:

[(1, 219049265), (5, 43809853), (41, 5342665), (53, 4133005), (205, 1068533), (265, 826601), (2173, 100805), (10865, 20161)]