31008551

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 38478720

約数和(自身を除く): 7470169

約数列:

[1, 7, 19, 53, 83, 133, 371, 581, 1007, 1577, 2809, 4399, 7049, 11039, 19663, 30793, 53371, 83581, 233147, 373597, 585067, 1632029, 4429793, 31008551]

約数ペア:

[(1, 31008551), (7, 4429793), (19, 1632029), (53, 585067), (83, 373597), (133, 233147), (371, 83581), (581, 53371), (1007, 30793), (1577, 19663), (2809, 11039), (4399, 7049)]