428655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:107

約数の個数: 24

約数和(自身を含む): 744336

約数和(自身を除く): 315681

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 1681, 2091, 3485, 5043, 8405, 10455, 25215, 28577, 85731, 142885, 428655]

約数ペア:

[(1, 428655), (3, 142885), (5, 85731), (15, 28577), (17, 25215), (41, 10455), (51, 8405), (85, 5043), (123, 3485), (205, 2091), (255, 1681), (615, 697)]