208040265

素因数分解:

$3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{15887}}^1$

素因数の和:15998

約数の個数: 32

約数和(自身を含む): 373685760

約数和(自身を除く): 165645495

約数列:

[1, 3, 5, 9, 15, 27, 45, 97, 135, 291, 485, 873, 1455, 2619, 4365, 13095, 15887, 47661, 79435, 142983, 238305, 428949, 714915, 1541039, 2144745, 4623117, 7705195, 13869351, 23115585, 41608053, 69346755, 208040265]

約数ペア:

[(1, 208040265), (3, 69346755), (5, 41608053), (9, 23115585), (15, 13869351), (27, 7705195), (45, 4623117), (97, 2144745), (135, 1541039), (291, 714915), (485, 428949), (873, 238305), (1455, 142983), (2619, 79435), (4365, 47661), (13095, 15887)]