1347021

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 2173080

約数和(自身を除く): 826059

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 397, 1131, 1191, 3393, 3573, 5161, 11513, 15483, 34539, 46449, 103617, 149669, 449007, 1347021]

約数ペア:

[(1, 1347021), (3, 449007), (9, 149669), (13, 103617), (29, 46449), (39, 34539), (87, 15483), (117, 11513), (261, 5161), (377, 3573), (397, 3393), (1131, 1191)]