256890961

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{5059}}^1$

素因数の和:5208

約数の個数: 16

約数和(自身を含む): 284169600

約数和(自身を除く): 27278639

約数列:

[1, 17, 29, 103, 493, 1751, 2987, 5059, 50779, 86003, 146711, 521077, 2494087, 8858309, 15111233, 256890961]

約数ペア:

[(1, 256890961), (17, 15111233), (29, 8858309), (103, 2494087), (493, 521077), (1751, 146711), (2987, 86003), (5059, 50779)]