771780135

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{1050041}}^1$

素因数の和:1050063

約数の個数: 24

約数和(自身を含む): 1436457456

約数和(自身を除く): 664677321

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 1050041, 3150123, 5250205, 7350287, 15750615, 22050861, 36751435, 51452009, 110254305, 154356027, 257260045, 771780135]

約数ペア:

[(1, 771780135), (3, 257260045), (5, 154356027), (7, 110254305), (15, 51452009), (21, 36751435), (35, 22050861), (49, 15750615), (105, 7350287), (147, 5250205), (245, 3150123), (735, 1050041)]