209940585

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{1571}}^1$

素因数の和:1789

約数の個数: 32

約数和(自身を含む): 344079360

約数和(自身を除く): 134138775

約数列:

[1, 3, 5, 15, 59, 151, 177, 295, 453, 755, 885, 1571, 2265, 4713, 7855, 8909, 23565, 26727, 44545, 92689, 133635, 237221, 278067, 463445, 711663, 1186105, 1390335, 3558315, 13996039, 41988117, 69980195, 209940585]

約数ペア:

[(1, 209940585), (3, 69980195), (5, 41988117), (15, 13996039), (59, 3558315), (151, 1390335), (177, 1186105), (295, 711663), (453, 463445), (755, 278067), (885, 237221), (1571, 133635), (2265, 92689), (4713, 44545), (7855, 26727), (8909, 23565)]