199197225

素因数分解:

$3^4\times 5^2\times {\mathrm{98369}}^1$

素因数の和:98391

約数の個数: 30

約数和(自身を含む): 368985870

約数和(自身を除く): 169788645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 98369, 295107, 491845, 885321, 1475535, 2459225, 2655963, 4426605, 7377675, 7967889, 13279815, 22133025, 39839445, 66399075, 199197225]

約数ペア:

[(1, 199197225), (3, 66399075), (5, 39839445), (9, 22133025), (15, 13279815), (25, 7967889), (27, 7377675), (45, 4426605), (75, 2655963), (81, 2459225), (135, 1475535), (225, 885321), (405, 491845), (675, 295107), (2025, 98369)]