291421257

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{947}}^1\times {\mathrm{1531}}^1$

素因数の和:2548

約数の個数: 16

約数和(自身を含む): 395035392

約数和(自身を除く): 103614135

約数列:

[1, 3, 67, 201, 947, 1531, 2841, 4593, 63449, 102577, 190347, 307731, 1449857, 4349571, 97140419, 291421257]

約数ペア:

[(1, 291421257), (3, 97140419), (67, 4349571), (201, 1449857), (947, 307731), (1531, 190347), (2841, 102577), (4593, 63449)]