127998549

素因数分解:

$3^9\times 7^1\times {\mathrm{929}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 219658560

約数和(自身を除く): 91660011

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 929, 1701, 2187, 2787, 5103, 6503, 6561, 8361, 15309, 19509, 19683, 25083, 45927, 58527, 75249, 137781, 175581, 225747, 526743, 677241, 1580229, 2031723, 4740687, 6095169, 14222061, 18285507, 42666183, 127998549]

約数ペア:

[(1, 127998549), (3, 42666183), (7, 18285507), (9, 14222061), (21, 6095169), (27, 4740687), (63, 2031723), (81, 1580229), (189, 677241), (243, 526743), (567, 225747), (729, 175581), (929, 137781), (1701, 75249), (2187, 58527), (2787, 45927), (5103, 25083), (6503, 19683), (6561, 19509), (8361, 15309)]