207820155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{15377}}^1$

素因数の和:15455

約数の個数: 32

約数和(自身を含む): 358737984

約数和(自身を除く): 150917829

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 4505, 13515, 15377, 46131, 76885, 230655, 261409, 784227, 814981, 1307045, 2444943, 3921135, 4074905, 12224715, 13854677, 41564031, 69273385, 207820155]

約数ペア:

[(1, 207820155), (3, 69273385), (5, 41564031), (15, 13854677), (17, 12224715), (51, 4074905), (53, 3921135), (85, 2444943), (159, 1307045), (255, 814981), (265, 784227), (795, 261409), (901, 230655), (2703, 76885), (4505, 46131), (13515, 15377)]