412505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:256

約数の個数: 16

約数和(自身を含む): 549504

約数和(自身を除く): 136999

約数列:

[1, 5, 17, 23, 85, 115, 211, 391, 1055, 1955, 3587, 4853, 17935, 24265, 82501, 412505]

約数ペア:

[(1, 412505), (5, 82501), (17, 24265), (23, 17935), (85, 4853), (115, 3587), (211, 1955), (391, 1055)]