12916821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1087}}^1$

素因数の和:1340

約数の個数: 16

約数和(自身を含む): 18330624

約数和(自身を除く): 5413803

約数列:

[1, 3, 17, 51, 233, 699, 1087, 3261, 3961, 11883, 18479, 55437, 253271, 759813, 4305607, 12916821]

約数ペア:

[(1, 12916821), (3, 4305607), (17, 759813), (51, 253271), (233, 55437), (699, 18479), (1087, 11883), (3261, 3961)]