28456245

素因数分解:

$3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2087}}^1$

素因数の和:2202

約数の個数: 32

約数和(自身を含む): 51114240

約数和(自身を除く): 22657995

約数列:

[1, 3, 5, 9, 15, 27, 45, 101, 135, 303, 505, 909, 1515, 2087, 2727, 4545, 6261, 10435, 13635, 18783, 31305, 56349, 93915, 210787, 281745, 632361, 1053935, 1897083, 3161805, 5691249, 9485415, 28456245]

約数ペア:

[(1, 28456245), (3, 9485415), (5, 5691249), (9, 3161805), (15, 1897083), (27, 1053935), (45, 632361), (101, 281745), (135, 210787), (303, 93915), (505, 56349), (909, 31305), (1515, 18783), (2087, 13635), (2727, 10435), (4545, 6261)]