201984075

素因数分解:

$3^2\times 5^2\times {\mathrm{897707}}^1$

素因数の和:897723

約数の個数: 18

約数和(自身を含む): 361776324

約数和(自身を除く): 159792249

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 897707, 2693121, 4488535, 8079363, 13465605, 22442675, 40396815, 67328025, 201984075]

約数ペア:

[(1, 201984075), (3, 67328025), (5, 40396815), (9, 22442675), (15, 13465605), (25, 8079363), (45, 4488535), (75, 2693121), (225, 897707)]