253136943

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{40009}}^1$

素因数の和:40071

約数の個数: 24

約数和(自身を含む): 395298800

約数和(自身を除く): 142161857

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 40009, 120027, 360081, 760171, 1480333, 2280513, 4440999, 6841539, 13322997, 28126327, 84378981, 253136943]

約数ペア:

[(1, 253136943), (3, 84378981), (9, 28126327), (19, 13322997), (37, 6841539), (57, 4440999), (111, 2280513), (171, 1480333), (333, 760171), (703, 360081), (2109, 120027), (6327, 40009)]