2163189

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 3317760

約数和(自身を除く): 1154571

約数列:

[1, 3, 7, 21, 239, 431, 717, 1293, 1673, 3017, 5019, 9051, 103009, 309027, 721063, 2163189]

約数ペア:

[(1, 2163189), (3, 721063), (7, 309027), (21, 103009), (239, 9051), (431, 5019), (717, 3017), (1293, 1673)]