408378456

素因数分解:

$2^3\times 3^3\times {\mathrm{1890641}}^1$

素因数の和:1890656

約数の個数: 32

約数和(自身を含む): 1134385200

約数和(自身を除く): 726006744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 1890641, 3781282, 5671923, 7562564, 11343846, 15125128, 17015769, 22687692, 34031538, 45375384, 51047307, 68063076, 102094614, 136126152, 204189228, 408378456]

約数ペア:

[(1, 408378456), (2, 204189228), (3, 136126152), (4, 102094614), (6, 68063076), (8, 51047307), (9, 45375384), (12, 34031538), (18, 22687692), (24, 17015769), (27, 15125128), (36, 11343846), (54, 7562564), (72, 5671923), (108, 3781282), (216, 1890641)]