7921989

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{4973}}^1$

素因数の和:5041

約数の個数: 16

約数和(自身を含む): 11937600

約数和(自身を除く): 4015611

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 4973, 14919, 44757, 134271, 293407, 880221, 2640663, 7921989]

約数ペア:

[(1, 7921989), (3, 2640663), (9, 880221), (27, 293407), (59, 134271), (177, 44757), (531, 14919), (1593, 4973)]