220149723

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{4073}}^1$

素因数の和:4538

約数の個数: 16

約数和(自身を含む): 301150080

約数和(自身を除く): 81000357

約数列:

[1, 3, 43, 129, 419, 1257, 4073, 12219, 18017, 54051, 175139, 525417, 1706587, 5119761, 73383241, 220149723]

約数ペア:

[(1, 220149723), (3, 73383241), (43, 5119761), (129, 1706587), (419, 525417), (1257, 175139), (4073, 54051), (12219, 18017)]