401125319

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{1291}}^1$

素因数の和:1695

約数の個数: 24

約数和(自身を含む): 495771408

約数和(自身を除く): 94646089

約数列:

[1, 7, 17, 49, 119, 373, 833, 1291, 2611, 6341, 9037, 18277, 21947, 44387, 63259, 153629, 310709, 481543, 1075403, 3370801, 8186231, 23595607, 57303617, 401125319]

約数ペア:

[(1, 401125319), (7, 57303617), (17, 23595607), (49, 8186231), (119, 3370801), (373, 1075403), (833, 481543), (1291, 310709), (2611, 153629), (6341, 63259), (9037, 44387), (18277, 21947)]