20170356507

素因数分解:

$3^4\times 7^1\times {\mathrm{449}}^1\times {\mathrm{79229}}^1$

素因数の和:79697

約数の個数: 40

約数和(自身を含む): 34512588000

約数和(自身を除く): 14342231493

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 449, 567, 1347, 3143, 4041, 9429, 12123, 28287, 36369, 79229, 84861, 237687, 254583, 554603, 713061, 1663809, 2139183, 4991427, 6417549, 14974281, 35573821, 44922843, 106721463, 249016747, 320164389, 747050241, 960493167, 2241150723, 2881479501, 6723452169, 20170356507]

約数ペア:

[(1, 20170356507), (3, 6723452169), (7, 2881479501), (9, 2241150723), (21, 960493167), (27, 747050241), (63, 320164389), (81, 249016747), (189, 106721463), (449, 44922843), (567, 35573821), (1347, 14974281), (3143, 6417549), (4041, 4991427), (9429, 2139183), (12123, 1663809), (28287, 713061), (36369, 554603), (79229, 254583), (84861, 237687)]