247679421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{395023}}^1$

素因数の和:395056

約数の個数: 16

約数和(自身を含む): 379223040

約数和(自身を除く): 131543619

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 395023, 1185069, 4345253, 7505437, 13035759, 22516311, 82559807, 247679421]

約数ペア:

[(1, 247679421), (3, 82559807), (11, 22516311), (19, 13035759), (33, 7505437), (57, 4345253), (209, 1185069), (627, 395023)]