205951725

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3041}}^1$

素因数の和:3107

約数の個数: 72

約数和(自身を含む): 431525952

約数和(自身を除く): 225574227

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 43, 45, 63, 75, 105, 129, 175, 215, 225, 301, 315, 387, 525, 645, 903, 1075, 1505, 1575, 1935, 2709, 3041, 3225, 4515, 7525, 9123, 9675, 13545, 15205, 21287, 22575, 27369, 45615, 63861, 67725, 76025, 106435, 130763, 136845, 191583, 228075, 319305, 392289, 532175, 653815, 684225, 915341, 957915, 1176867, 1596525, 1961445, 2746023, 3269075, 4576705, 4789575, 5884335, 8238069, 9807225, 13730115, 22883525, 29421675, 41190345, 68650575, 205951725]

約数ペア:

[(1, 205951725), (3, 68650575), (5, 41190345), (7, 29421675), (9, 22883525), (15, 13730115), (21, 9807225), (25, 8238069), (35, 5884335), (43, 4789575), (45, 4576705), (63, 3269075), (75, 2746023), (105, 1961445), (129, 1596525), (175, 1176867), (215, 957915), (225, 915341), (301, 684225), (315, 653815), (387, 532175), (525, 392289), (645, 319305), (903, 228075), (1075, 191583), (1505, 136845), (1575, 130763), (1935, 106435), (2709, 76025), (3041, 67725), (3225, 63861), (4515, 45615), (7525, 27369), (9123, 22575), (9675, 21287), (13545, 15205)]