621221751

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{315181}}^1$

素因数の和:315263

約数の個数: 16

約数和(自身を含む): 932938720

約数和(自身を除く): 311716969

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 315181, 945543, 2836629, 8509887, 23008213, 69024639, 207073917, 621221751]

約数ペア:

[(1, 621221751), (3, 207073917), (9, 69024639), (27, 23008213), (73, 8509887), (219, 2836629), (657, 945543), (1971, 315181)]