12785490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{142061}}^1$

素因数の和:142074

約数の個数: 24

約数和(自身を含む): 33242508

約数和(自身を除く): 20457018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 142061, 284122, 426183, 710305, 852366, 1278549, 1420610, 2130915, 2557098, 4261830, 6392745, 12785490]

約数ペア:

[(1, 12785490), (2, 6392745), (3, 4261830), (5, 2557098), (6, 2130915), (9, 1420610), (10, 1278549), (15, 852366), (18, 710305), (30, 426183), (45, 284122), (90, 142061)]