1302075

素因数分解:

$3^4\times 5^2\times {\mathrm{643}}^1$

素因数の和:665

約数の個数: 30

約数和(自身を含む): 2415644

約数和(自身を除く): 1113569

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 643, 675, 1929, 2025, 3215, 5787, 9645, 16075, 17361, 28935, 48225, 52083, 86805, 144675, 260415, 434025, 1302075]

約数ペア:

[(1, 1302075), (3, 434025), (5, 260415), (9, 144675), (15, 86805), (25, 52083), (27, 48225), (45, 28935), (75, 17361), (81, 16075), (135, 9645), (225, 5787), (405, 3215), (643, 2025), (675, 1929)]