408034107

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{268267}}^1$

素因数の和:268299

約数の個数: 18

約数和(自身を含む): 638209572

約数和(自身を除く): 230175465

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 268267, 804801, 2414403, 3487471, 10462413, 31387239, 45337123, 136011369, 408034107]

約数ペア:

[(1, 408034107), (3, 136011369), (9, 45337123), (13, 31387239), (39, 10462413), (117, 3487471), (169, 2414403), (507, 804801), (1521, 268267)]