204555465

素因数分解:

$3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{8161}}^1$

素因数の和:8729

約数の個数: 24

約数和(自身を含む): 355242888

約数和(自身を除く): 150687423

約数列:

[1, 3, 5, 9, 15, 45, 557, 1671, 2785, 5013, 8161, 8355, 24483, 25065, 40805, 73449, 122415, 367245, 4545677, 13637031, 22728385, 40911093, 68185155, 204555465]

約数ペア:

[(1, 204555465), (3, 68185155), (5, 40911093), (9, 22728385), (15, 13637031), (45, 4545677), (557, 367245), (1671, 122415), (2785, 73449), (5013, 40805), (8161, 25065), (8355, 24483)]