221540481

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{482659}}^1$

素因数の和:482685

約数の個数: 16

約数和(自身を含む): 347515200

約数和(自身を除く): 125974719

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 482659, 1447977, 4343931, 8205203, 13031793, 24615609, 73846827, 221540481]

約数ペア:

[(1, 221540481), (3, 73846827), (9, 24615609), (17, 13031793), (27, 8205203), (51, 4343931), (153, 1447977), (459, 482659)]