25687942

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 45771264

約数和(自身を除く): 20083322

約数列:

[1, 2, 7, 14, 43, 71, 86, 142, 301, 497, 601, 602, 994, 1202, 3053, 4207, 6106, 8414, 21371, 25843, 42671, 42742, 51686, 85342, 180901, 298697, 361802, 597394, 1834853, 3669706, 12843971, 25687942]

約数ペア:

[(1, 25687942), (2, 12843971), (7, 3669706), (14, 1834853), (43, 597394), (71, 361802), (86, 298697), (142, 180901), (301, 85342), (497, 51686), (601, 42742), (602, 42671), (994, 25843), (1202, 21371), (3053, 8414), (4207, 6106)]