1340642015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{543871}}^1$

素因数の和:543922

約数の個数: 16

約数和(自身を含む): 1762145280

約数和(自身を除く): 421503265

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 543871, 2719355, 9245807, 15772259, 46229035, 78861295, 268128403, 1340642015]

約数ペア:

[(1, 1340642015), (5, 268128403), (17, 78861295), (29, 46229035), (85, 15772259), (145, 9245807), (493, 2719355), (2465, 543871)]