208568715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{604547}}^1$

素因数の和:604578

約数の個数: 16

約数和(自身を含む): 348219648

約数和(自身を除く): 139650933

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 604547, 1813641, 3022735, 9068205, 13904581, 41713743, 69522905, 208568715]

約数ペア:

[(1, 208568715), (3, 69522905), (5, 41713743), (15, 13904581), (23, 9068205), (69, 3022735), (115, 1813641), (345, 604547)]