17789973

素因数分解:

$3^1\times {\mathrm{17}}^4\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 20

約数和(自身を含む): 25557408

約数和(自身を除く): 7767435

約数列:

[1, 3, 17, 51, 71, 213, 289, 867, 1207, 3621, 4913, 14739, 20519, 61557, 83521, 250563, 348823, 1046469, 5929991, 17789973]

約数ペア:

[(1, 17789973), (3, 5929991), (17, 1046469), (51, 348823), (71, 250563), (213, 83521), (289, 61557), (867, 20519), (1207, 14739), (3621, 4913)]