8640045

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1901}}^1$

素因数の和:2013

約数の個数: 24

約数和(自身を含む): 15132312

約数和(自身を除く): 6492267

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 1901, 4545, 5703, 9505, 17109, 28515, 85545, 192001, 576003, 960005, 1728009, 2880015, 8640045]

約数ペア:

[(1, 8640045), (3, 2880015), (5, 1728009), (9, 960005), (15, 576003), (45, 192001), (101, 85545), (303, 28515), (505, 17109), (909, 9505), (1515, 5703), (1901, 4545)]