390898765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{97847}}^1$

素因数の和:97916

約数の個数: 16

約数和(自身を含む): 507244032

約数和(自身を除く): 116345267

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 97847, 489235, 1663399, 4598809, 8316995, 22994045, 78179753, 390898765]

約数ペア:

[(1, 390898765), (5, 78179753), (17, 22994045), (47, 8316995), (85, 4598809), (235, 1663399), (799, 489235), (3995, 97847)]