1339995

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:734

約数の個数: 16

約数和(自身を含む): 2161440

約数和(自身を除く): 821445

約数列:

[1, 3, 5, 15, 157, 471, 569, 785, 1707, 2355, 2845, 8535, 89333, 267999, 446665, 1339995]

約数ペア:

[(1, 1339995), (3, 446665), (5, 267999), (15, 89333), (157, 8535), (471, 2845), (569, 2355), (785, 1707)]