12320889

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 19597056

約数和(自身を除く): 7276167

約数列:

[1, 3, 7, 21, 37, 101, 111, 157, 259, 303, 471, 707, 777, 1099, 2121, 3297, 3737, 5809, 11211, 15857, 17427, 26159, 40663, 47571, 78477, 110999, 121989, 332997, 586709, 1760127, 4106963, 12320889]

約数ペア:

[(1, 12320889), (3, 4106963), (7, 1760127), (21, 586709), (37, 332997), (101, 121989), (111, 110999), (157, 78477), (259, 47571), (303, 40663), (471, 26159), (707, 17427), (777, 15857), (1099, 11211), (2121, 5809), (3297, 3737)]