204598215

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{64037}}^1$

素因数の和:64119

約数の個数: 24

約数和(自身を含む): 359637408

約数和(自身を除く): 155039193

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 64037, 192111, 320185, 576333, 960555, 2881665, 4546627, 13639881, 22733135, 40919643, 68199405, 204598215]

約数ペア:

[(1, 204598215), (3, 68199405), (5, 40919643), (9, 22733135), (15, 13639881), (45, 4546627), (71, 2881665), (213, 960555), (355, 576333), (639, 320185), (1065, 192111), (3195, 64037)]