3857895

素因数分解:

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

素因数の和:113

約数の個数: 48

約数和(自身を含む): 7443360

約数和(自身を除く): 3585465

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 85, 123, 135, 153, 205, 255, 369, 459, 615, 697, 765, 1107, 1681, 1845, 2091, 2295, 3485, 5043, 5535, 6273, 8405, 10455, 15129, 18819, 25215, 28577, 31365, 45387, 75645, 85731, 94095, 142885, 226935, 257193, 428655, 771579, 1285965, 3857895]

約数ペア:

[(1, 3857895), (3, 1285965), (5, 771579), (9, 428655), (15, 257193), (17, 226935), (27, 142885), (41, 94095), (45, 85731), (51, 75645), (85, 45387), (123, 31365), (135, 28577), (153, 25215), (205, 18819), (255, 15129), (369, 10455), (459, 8405), (615, 6273), (697, 5535), (765, 5043), (1107, 3485), (1681, 2295), (1845, 2091)]