7197351

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 11527680

約数和(自身を除く): 4330329

約数列:

[1, 3, 7, 21, 37, 59, 111, 157, 177, 259, 413, 471, 777, 1099, 1239, 2183, 3297, 5809, 6549, 9263, 15281, 17427, 27789, 40663, 45843, 64841, 121989, 194523, 342731, 1028193, 2399117, 7197351]

約数ペア:

[(1, 7197351), (3, 2399117), (7, 1028193), (21, 342731), (37, 194523), (59, 121989), (111, 64841), (157, 45843), (177, 40663), (259, 27789), (413, 17427), (471, 15281), (777, 9263), (1099, 6549), (1239, 5809), (2183, 3297)]