28673841

素因数分解:

$3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{2213}}^1$

素因数の和:2840

約数の個数: 16

約数和(自身を含む): 43784064

約数和(自身を除く): 15110223

約数列:

[1, 3, 7, 21, 617, 1851, 2213, 4319, 6639, 12957, 15491, 46473, 1365421, 4096263, 9557947, 28673841]

約数ペア:

[(1, 28673841), (3, 9557947), (7, 4096263), (21, 1365421), (617, 46473), (1851, 15491), (2213, 12957), (4319, 6639)]