2405455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1609}}^1$

素因数の和:1650

約数の個数: 16

約数和(自身を含む): 3245760

約数和(自身を除く): 840305

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 1609, 8045, 20917, 37007, 104585, 185035, 481091, 2405455]

約数ペア:

[(1, 2405455), (5, 481091), (13, 185035), (23, 104585), (65, 37007), (115, 20917), (299, 8045), (1495, 1609)]