2420205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9491}}^1$

素因数の和:9516

約数の個数: 16

約数和(自身を含む): 4100544

約数和(自身を除く): 1680339

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 9491, 28473, 47455, 142365, 161347, 484041, 806735, 2420205]

約数ペア:

[(1, 2420205), (3, 806735), (5, 484041), (15, 161347), (17, 142365), (51, 47455), (85, 28473), (255, 9491)]