15390389

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{457}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 18730368

約数和(自身を除く): 3339979

約数列:

[1, 7, 17, 119, 283, 457, 1981, 3199, 4811, 7769, 33677, 54383, 129331, 905317, 2198627, 15390389]

約数ペア:

[(1, 15390389), (7, 2198627), (17, 905317), (119, 129331), (283, 54383), (457, 33677), (1981, 7769), (3199, 4811)]