8412255

素因数分解:

$3^4\times 5^1\times {\mathrm{20771}}^1$

素因数の和:20788

約数の個数: 20

約数和(自身を含む): 15080472

約数和(自身を除く): 6668217

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20771, 62313, 103855, 186939, 311565, 560817, 934695, 1682451, 2804085, 8412255]

約数ペア:

[(1, 8412255), (3, 2804085), (5, 1682451), (9, 934695), (15, 560817), (27, 311565), (45, 186939), (81, 103855), (135, 62313), (405, 20771)]