561657316

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1160449}}^1$

素因数の和:1160475

約数の個数: 18

約数和(自身を含む): 1080378950

約数和(自身を除く): 518721634

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1160449, 2320898, 4641796, 12764939, 25529878, 51059756, 140414329, 280828658, 561657316]

約数ペア:

[(1, 561657316), (2, 280828658), (4, 140414329), (11, 51059756), (22, 25529878), (44, 12764939), (121, 4641796), (242, 2320898), (484, 1160449)]