12685413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 19152000

約数和(自身を除く): 6466587

約数列:

[1, 3, 13, 37, 39, 59, 111, 149, 177, 447, 481, 767, 1443, 1937, 2183, 2301, 5513, 5811, 6549, 8791, 16539, 26373, 28379, 71669, 85137, 114283, 215007, 325267, 342849, 975801, 4228471, 12685413]

約数ペア:

[(1, 12685413), (3, 4228471), (13, 975801), (37, 342849), (39, 325267), (59, 215007), (111, 114283), (149, 85137), (177, 71669), (447, 28379), (481, 26373), (767, 16539), (1443, 8791), (1937, 6549), (2183, 5811), (2301, 5513)]