219879684

素因数分解:

$2^2\times 3^4\times {\mathrm{678641}}^1$

素因数の和:678657

約数の個数: 30

約数和(自身を含む): 574809774

約数和(自身を除く): 354930090

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 678641, 1357282, 2035923, 2714564, 4071846, 6107769, 8143692, 12215538, 18323307, 24431076, 36646614, 54969921, 73293228, 109939842, 219879684]

約数ペア:

[(1, 219879684), (2, 109939842), (3, 73293228), (4, 54969921), (6, 36646614), (9, 24431076), (12, 18323307), (18, 12215538), (27, 8143692), (36, 6107769), (54, 4071846), (81, 2714564), (108, 2035923), (162, 1357282), (324, 678641)]