16623225

素因数分解:

$3^4\times 5^2\times {\mathrm{8209}}^1$

素因数の和:8231

約数の個数: 30

約数和(自身を含む): 30795710

約数和(自身を除く): 14172485

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 8209, 24627, 41045, 73881, 123135, 205225, 221643, 369405, 615675, 664929, 1108215, 1847025, 3324645, 5541075, 16623225]

約数ペア:

[(1, 16623225), (3, 5541075), (5, 3324645), (9, 1847025), (15, 1108215), (25, 664929), (27, 615675), (45, 369405), (75, 221643), (81, 205225), (135, 123135), (225, 73881), (405, 41045), (675, 24627), (2025, 8209)]