1780870143

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{115021}}^1$

素因数の和:115434

約数の個数: 16

約数和(自身を含む): 2563610336

約数和(自身を除く): 782740193

約数列:

[1, 3, 13, 39, 397, 1191, 5161, 15483, 115021, 345063, 1495273, 4485819, 45663337, 136990011, 593623381, 1780870143]

約数ペア:

[(1, 1780870143), (3, 593623381), (13, 136990011), (39, 45663337), (397, 4485819), (1191, 1495273), (5161, 345063), (15483, 115021)]