208092015

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{112787}}^1$

素因数の和:112839

約数の個数: 24

約数和(自身を含む): 369493488

約数和(自身を除く): 161401473

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 112787, 338361, 563935, 1015083, 1691805, 4624267, 5075415, 13872801, 23121335, 41618403, 69364005, 208092015]

約数ペア:

[(1, 208092015), (3, 69364005), (5, 41618403), (9, 23121335), (15, 13872801), (41, 5075415), (45, 4624267), (123, 1691805), (205, 1015083), (369, 563935), (615, 338361), (1845, 112787)]