725443472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3487709}}^1$

素因数の和:3487730

約数の個数: 20

約数和(自身を含む): 1513666140

約数和(自身を除く): 788222668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3487709, 6975418, 13950836, 27901672, 45340217, 55803344, 90680434, 181360868, 362721736, 725443472]

約数ペア:

[(1, 725443472), (2, 362721736), (4, 181360868), (8, 90680434), (13, 55803344), (16, 45340217), (26, 27901672), (52, 13950836), (104, 6975418), (208, 3487709)]