157020731

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2\times {\mathrm{263}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 192487680

約数和(自身を除く): 35466949

約数列:

[1, 7, 19, 67, 133, 263, 469, 1273, 1841, 4489, 4997, 8911, 17621, 31423, 34979, 85291, 123347, 334799, 597037, 1180607, 2343593, 8264249, 22431533, 157020731]

約数ペア:

[(1, 157020731), (7, 22431533), (19, 8264249), (67, 2343593), (133, 1180607), (263, 597037), (469, 334799), (1273, 123347), (1841, 85291), (4489, 34979), (4997, 31423), (8911, 17621)]