1974505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 2623824

約数和(自身を除く): 649319

約数列:

[1, 5, 13, 37, 65, 185, 481, 821, 2405, 4105, 10673, 30377, 53365, 151885, 394901, 1974505]

約数ペア:

[(1, 1974505), (5, 394901), (13, 151885), (37, 53365), (65, 30377), (185, 10673), (481, 4105), (821, 2405)]