28630647

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{443}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 42666624

約数和(自身を除く): 14035977

約数列:

[1, 3, 9, 43, 129, 167, 387, 443, 501, 1329, 1503, 3987, 7181, 19049, 21543, 57147, 64629, 73981, 171441, 221943, 665829, 3181183, 9543549, 28630647]

約数ペア:

[(1, 28630647), (3, 9543549), (9, 3181183), (43, 665829), (129, 221943), (167, 171441), (387, 73981), (443, 64629), (501, 57147), (1329, 21543), (1503, 19049), (3987, 7181)]