720822068

素因数分解:

$2^2\times {\mathrm{149}}^2\times {\mathrm{8117}}^1$

素因数の和:8419

約数の個数: 18

約数和(自身を含む): 1270117926

約数和(自身を除く): 549295858

約数列:

[1, 2, 4, 149, 298, 596, 8117, 16234, 22201, 32468, 44402, 88804, 1209433, 2418866, 4837732, 180205517, 360411034, 720822068]

約数ペア:

[(1, 720822068), (2, 360411034), (4, 180205517), (149, 4837732), (298, 2418866), (596, 1209433), (8117, 88804), (16234, 44402), (22201, 32468)]