131818287

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1\times {\mathrm{1117}}^1$

素因数の和:1542

約数の個数: 16

約数和(自身を含む): 177806720

約数和(自身を除く): 45988433

約数列:

[1, 3, 139, 283, 417, 849, 1117, 3351, 39337, 118011, 155263, 316111, 465789, 948333, 43939429, 131818287]

約数ペア:

[(1, 131818287), (3, 43939429), (139, 948333), (283, 465789), (417, 316111), (849, 155263), (1117, 118011), (3351, 39337)]