15691239

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 24274432

約数和(自身を除く): 8583193

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2083, 2511, 6249, 7533, 18747, 56241, 64573, 168723, 193719, 506169, 581157, 1743471, 5230413, 15691239]

約数ペア:

[(1, 15691239), (3, 5230413), (9, 1743471), (27, 581157), (31, 506169), (81, 193719), (93, 168723), (243, 64573), (279, 56241), (837, 18747), (2083, 7533), (2511, 6249)]