2001584195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{27767}}^1$

素因数の和:28894

約数の個数: 16

約数和(自身を含む): 2589088320

約数和(自身を除く): 587504125

約数列:

[1, 5, 13, 65, 1109, 5545, 14417, 27767, 72085, 138835, 360971, 1804855, 30793603, 153968015, 400316839, 2001584195]

約数ペア:

[(1, 2001584195), (5, 400316839), (13, 153968015), (65, 30793603), (1109, 1804855), (5545, 360971), (14417, 138835), (27767, 72085)]