200666403

素因数分解:

$3^4\times 7^1\times {\mathrm{547}}^1\times {\mathrm{647}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 343740672

約数和(自身を除く): 143074269

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 547, 567, 647, 1641, 1941, 3829, 4529, 4923, 5823, 11487, 13587, 14769, 17469, 34461, 40761, 44307, 52407, 103383, 122283, 310149, 353909, 366849, 1061727, 2477363, 3185181, 7432089, 9555543, 22296267, 28666629, 66888801, 200666403]

約数ペア:

[(1, 200666403), (3, 66888801), (7, 28666629), (9, 22296267), (21, 9555543), (27, 7432089), (63, 3185181), (81, 2477363), (189, 1061727), (547, 366849), (567, 353909), (647, 310149), (1641, 122283), (1941, 103383), (3829, 52407), (4529, 44307), (4923, 40761), (5823, 34461), (11487, 17469), (13587, 14769)]