131775651

素因数分解:

$3^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{2281}}^1$

素因数の和:2432

約数の個数: 36

約数和(自身を含む): 223206984

約数和(自身を除く): 91431333

約数列:

[1, 3, 7, 9, 21, 49, 63, 131, 147, 393, 441, 917, 1179, 2281, 2751, 6419, 6843, 8253, 15967, 19257, 20529, 47901, 57771, 111769, 143703, 298811, 335307, 896433, 1005921, 2091677, 2689299, 6275031, 14641739, 18825093, 43925217, 131775651]

約数ペア:

[(1, 131775651), (3, 43925217), (7, 18825093), (9, 14641739), (21, 6275031), (49, 2689299), (63, 2091677), (131, 1005921), (147, 896433), (393, 335307), (441, 298811), (917, 143703), (1179, 111769), (2281, 57771), (2751, 47901), (6419, 20529), (6843, 19257), (8253, 15967)]