121221465

素因数分解:

$3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{19759}}^1$

素因数の和:20176

約数の個数: 16

約数和(自身を含む): 194438400

約数和(自身を除く): 73216935

約数列:

[1, 3, 5, 15, 409, 1227, 2045, 6135, 19759, 59277, 98795, 296385, 8081431, 24244293, 40407155, 121221465]

約数ペア:

[(1, 121221465), (3, 40407155), (5, 24244293), (15, 8081431), (409, 296385), (1227, 98795), (2045, 59277), (6135, 19759)]