28496745

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4909}}^1$

素因数の和:4966

約数の個数: 32

約数和(自身を含む): 51849600

約数和(自身を除く): 23352855

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 4909, 5805, 14727, 24545, 44181, 73635, 132543, 211087, 220905, 633261, 662715, 1055435, 1899783, 3166305, 5699349, 9498915, 28496745]

約数ペア:

[(1, 28496745), (3, 9498915), (5, 5699349), (9, 3166305), (15, 1899783), (27, 1055435), (43, 662715), (45, 633261), (129, 220905), (135, 211087), (215, 132543), (387, 73635), (645, 44181), (1161, 24545), (1935, 14727), (4909, 5805)]