30874805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27941}}^1$

素因数の和:27976

約数の個数: 16

約数和(自身を含む): 42248304

約数和(自身を除く): 11373499

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 27941, 139705, 363233, 474997, 1816165, 2374985, 6174961, 30874805]

約数ペア:

[(1, 30874805), (5, 6174961), (13, 2374985), (17, 1816165), (65, 474997), (85, 363233), (221, 139705), (1105, 27941)]