80978361

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{433}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 121242240

約数和(自身を除く): 40263879

約数列:

[1, 3, 17, 19, 51, 57, 193, 323, 433, 579, 969, 1299, 3281, 3667, 7361, 8227, 9843, 11001, 22083, 24681, 62339, 83569, 139859, 187017, 250707, 419577, 1420673, 1587811, 4262019, 4763433, 26992787, 80978361]

約数ペア:

[(1, 80978361), (3, 26992787), (17, 4763433), (19, 4262019), (51, 1587811), (57, 1420673), (193, 419577), (323, 250707), (433, 187017), (579, 139859), (969, 83569), (1299, 62339), (3281, 24681), (3667, 22083), (7361, 11001), (8227, 9843)]