788472225

素因数分解:

$3^4\times 5^2\times {\mathrm{389369}}^1$

素因数の和:389391

約数の個数: 30

約数和(自身を含む): 1460526870

約数和(自身を除く): 672054645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 389369, 1168107, 1946845, 3504321, 5840535, 9734225, 10512963, 17521605, 29202675, 31538889, 52564815, 87608025, 157694445, 262824075, 788472225]

約数ペア:

[(1, 788472225), (3, 262824075), (5, 157694445), (9, 87608025), (15, 52564815), (25, 31538889), (27, 29202675), (45, 17521605), (75, 10512963), (81, 9734225), (135, 5840535), (225, 3504321), (405, 1946845), (675, 1168107), (2025, 389369)]