811680009

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1\times {\mathrm{1483}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 1259381760

約数和(自身を除く): 447701751

約数列:

[1, 3, 7, 21, 67, 201, 389, 469, 1167, 1407, 1483, 2723, 4449, 8169, 10381, 26063, 31143, 78189, 99361, 182441, 298083, 547323, 576887, 695527, 1730661, 2086581, 4038209, 12114627, 38651429, 115954287, 270560003, 811680009]

約数ペア:

[(1, 811680009), (3, 270560003), (7, 115954287), (21, 38651429), (67, 12114627), (201, 4038209), (389, 2086581), (469, 1730661), (1167, 695527), (1407, 576887), (1483, 547323), (2723, 298083), (4449, 182441), (8169, 99361), (10381, 78189), (26063, 31143)]