728235891

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{1973539}}^1$

素因数の和:1973586

約数の個数: 12

約数和(自身を含む): 1077552840

約数和(自身を除く): 349316949

約数列:

[1, 3, 9, 41, 123, 369, 1973539, 5920617, 17761851, 80915099, 242745297, 728235891]

約数ペア:

[(1, 728235891), (3, 242745297), (9, 80915099), (41, 17761851), (123, 5920617), (369, 1973539)]