81065229

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1483}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 131066880

約数和(自身を除く): 50001651

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 1483, 2603, 2877, 4449, 7809, 10381, 18221, 28177, 31143, 54663, 84531, 197239, 203171, 591717, 609513, 1422197, 3860249, 4266591, 11580747, 27021743, 81065229]

約数ペア:

[(1, 81065229), (3, 27021743), (7, 11580747), (19, 4266591), (21, 3860249), (57, 1422197), (133, 609513), (137, 591717), (399, 203171), (411, 197239), (959, 84531), (1483, 54663), (2603, 31143), (2877, 28177), (4449, 18221), (7809, 10381)]