2040015

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 3282048

約数和(自身を除く): 1242033

約数列:

[1, 3, 5, 15, 307, 443, 921, 1329, 1535, 2215, 4605, 6645, 136001, 408003, 680005, 2040015]

約数ペア:

[(1, 2040015), (3, 680005), (5, 408003), (15, 136001), (307, 6645), (443, 4605), (921, 2215), (1329, 1535)]