28013657

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{607}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 33853440

約数和(自身を除く): 5839783

約数列:

[1, 7, 19, 133, 347, 607, 2429, 4249, 6593, 11533, 46151, 80731, 210629, 1474403, 4001951, 28013657]

約数ペア:

[(1, 28013657), (7, 4001951), (19, 1474403), (133, 210629), (347, 80731), (607, 46151), (2429, 11533), (4249, 6593)]