488487987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{134681}}^1$

素因数の和:134731

約数の個数: 24

約数和(自身を含む): 784387968

約数和(自身を除く): 295899981

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 134681, 404043, 1212129, 1750853, 4175111, 5252559, 12525333, 15757677, 37575999, 54276443, 162829329, 488487987]

約数ペア:

[(1, 488487987), (3, 162829329), (9, 54276443), (13, 37575999), (31, 15757677), (39, 12525333), (93, 5252559), (117, 4175111), (279, 1750853), (403, 1212129), (1209, 404043), (3627, 134681)]