399012912

素因数分解:

$2^4\times 3^3\times {\mathrm{923641}}^1$

素因数の和:923658

約数の個数: 40

約数和(自身を含む): 1145316080

約数和(自身を除く): 746303168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 923641, 1847282, 2770923, 3694564, 5541846, 7389128, 8312769, 11083692, 14778256, 16625538, 22167384, 24938307, 33251076, 44334768, 49876614, 66502152, 99753228, 133004304, 199506456, 399012912]

約数ペア:

[(1, 399012912), (2, 199506456), (3, 133004304), (4, 99753228), (6, 66502152), (8, 49876614), (9, 44334768), (12, 33251076), (16, 24938307), (18, 22167384), (24, 16625538), (27, 14778256), (36, 11083692), (48, 8312769), (54, 7389128), (72, 5541846), (108, 3694564), (144, 2770923), (216, 1847282), (432, 923641)]