149492781

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{2267}}^1$

素因数の和:2721

約数の個数: 24

約数和(自身を含む): 229267584

約数和(自身を除く): 79774803

約数列:

[1, 3, 9, 17, 51, 153, 431, 1293, 2267, 3879, 6801, 7327, 20403, 21981, 38539, 65943, 115617, 346851, 977077, 2931231, 8793693, 16610309, 49830927, 149492781]

約数ペア:

[(1, 149492781), (3, 49830927), (9, 16610309), (17, 8793693), (51, 2931231), (153, 977077), (431, 346851), (1293, 115617), (2267, 65943), (3879, 38539), (6801, 21981), (7327, 20403)]