291058287

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{240743}}^1$

素因数の和:240790

約数の個数: 16

約数和(自身を含む): 431413248

約数和(自身を除く): 140354961

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 240743, 722229, 3129659, 7463033, 9388977, 22389099, 97019429, 291058287]

約数ペア:

[(1, 291058287), (3, 97019429), (13, 22389099), (31, 9388977), (39, 7463033), (93, 3129659), (403, 722229), (1209, 240743)]