28672215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13367}}^1$

素因数の和:13399

約数の個数: 32

約数和(自身を含む): 53899776

約数和(自身を除く): 25227561

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 13367, 40101, 66835, 147037, 173771, 200505, 441111, 521313, 735185, 868855, 1911481, 2205555, 2606565, 5734443, 9557405, 28672215]

約数ペア:

[(1, 28672215), (3, 9557405), (5, 5734443), (11, 2606565), (13, 2205555), (15, 1911481), (33, 868855), (39, 735185), (55, 521313), (65, 441111), (143, 200505), (165, 173771), (195, 147037), (429, 66835), (715, 40101), (2145, 13367)]