2489783913

素因数分解:

$3^4\times {\mathrm{491}}^1\times {\mathrm{62603}}^1$

素因数の和:63106

約数の個数: 20

約数和(自身を含む): 3726941328

約数和(自身を除く): 1237157415

約数列:

[1, 3, 9, 27, 81, 491, 1473, 4419, 13257, 39771, 62603, 187809, 563427, 1690281, 5070843, 30738073, 92214219, 276642657, 829927971, 2489783913]

約数ペア:

[(1, 2489783913), (3, 829927971), (9, 276642657), (27, 92214219), (81, 30738073), (491, 5070843), (1473, 1690281), (4419, 563427), (13257, 187809), (39771, 62603)]