49980138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{640771}}^1$

素因数の和:640789

約数の個数: 16

約数和(自身を含む): 107649696

約数和(自身を除く): 57669558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 640771, 1281542, 1922313, 3844626, 8330023, 16660046, 24990069, 49980138]

約数ペア:

[(1, 49980138), (2, 24990069), (3, 16660046), (6, 8330023), (13, 3844626), (26, 1922313), (39, 1281542), (78, 640771)]