8245221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 12533760

約数和(自身を除く): 4288539

約数列:

[1, 3, 17, 19, 51, 57, 67, 127, 201, 323, 381, 969, 1139, 1273, 2159, 2413, 3417, 3819, 6477, 7239, 8509, 21641, 25527, 41021, 64923, 123063, 144653, 161671, 433959, 485013, 2748407, 8245221]

約数ペア:

[(1, 8245221), (3, 2748407), (17, 485013), (19, 433959), (51, 161671), (57, 144653), (67, 123063), (127, 64923), (201, 41021), (323, 25527), (381, 21641), (969, 8509), (1139, 7239), (1273, 6477), (2159, 3819), (2413, 3417)]