664796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 1315440

約数和(自身を除く): 650644

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 521, 638, 1042, 1276, 2084, 5731, 11462, 15109, 22924, 30218, 60436, 166199, 332398, 664796]

約数ペア:

[(1, 664796), (2, 332398), (4, 166199), (11, 60436), (22, 30218), (29, 22924), (44, 15109), (58, 11462), (116, 5731), (319, 2084), (521, 1276), (638, 1042)]