8821305

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:987

約数の個数: 40

約数和(自身を含む): 16517952

約数和(自身を除く): 7696647

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 947, 1035, 1863, 2841, 3105, 4735, 8523, 9315, 14205, 21781, 25569, 42615, 65343, 76707, 108905, 127845, 196029, 326715, 383535, 588087, 980145, 1764261, 2940435, 8821305]

約数ペア:

[(1, 8821305), (3, 2940435), (5, 1764261), (9, 980145), (15, 588087), (23, 383535), (27, 326715), (45, 196029), (69, 127845), (81, 108905), (115, 76707), (135, 65343), (207, 42615), (345, 25569), (405, 21781), (621, 14205), (947, 9315), (1035, 8523), (1863, 4735), (2841, 3105)]