2001075895

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4397969}}^1$

素因数の和:4397994

約数の個数: 16

約数和(自身を含む): 2955435840

約数和(自身を除く): 954359945

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4397969, 21989845, 30785783, 57173597, 153928915, 285867985, 400215179, 2001075895]

約数ペア:

[(1, 2001075895), (5, 400215179), (7, 285867985), (13, 153928915), (35, 57173597), (65, 30785783), (91, 21989845), (455, 4397969)]