127805979

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{148439}}^1$

素因数の和:148490

約数の個数: 16

約数和(自身を含む): 199503360

約数和(自身を除く): 71697381

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 148439, 445317, 1039073, 3117219, 6085999, 18257997, 42601993, 127805979]

約数ペア:

[(1, 127805979), (3, 42601993), (7, 18257997), (21, 6085999), (41, 3117219), (123, 1039073), (287, 445317), (861, 148439)]