396987145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{99371}}^1$

素因数の和:99440

約数の個数: 16

約数和(自身を含む): 515144448

約数和(自身を除く): 118157303

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 99371, 496855, 1689307, 4670437, 8446535, 23352185, 79397429, 396987145]

約数ペア:

[(1, 396987145), (5, 79397429), (17, 23352185), (47, 8446535), (85, 4670437), (235, 1689307), (799, 496855), (3995, 99371)]