205864605

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{66301}}^1$

素因数の和:66338

約数の個数: 32

約数和(自身を含む): 381899520

約数和(自身を除く): 176034915

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 66301, 198903, 331505, 596709, 994515, 1524923, 1790127, 2983545, 4574769, 7624615, 8950635, 13724307, 22873845, 41172921, 68621535, 205864605]

約数ペア:

[(1, 205864605), (3, 68621535), (5, 41172921), (9, 22873845), (15, 13724307), (23, 8950635), (27, 7624615), (45, 4574769), (69, 2983545), (115, 1790127), (135, 1524923), (207, 994515), (345, 596709), (621, 331505), (1035, 198903), (3105, 66301)]