15005155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 21047040

約数和(自身を除く): 6041885

約数列:

[1, 5, 11, 19, 55, 83, 95, 173, 209, 415, 865, 913, 1045, 1577, 1903, 3287, 4565, 7885, 9515, 14359, 16435, 17347, 36157, 71795, 86735, 157949, 180785, 272821, 789745, 1364105, 3001031, 15005155]

約数ペア:

[(1, 15005155), (5, 3001031), (11, 1364105), (19, 789745), (55, 272821), (83, 180785), (95, 157949), (173, 86735), (209, 71795), (415, 36157), (865, 17347), (913, 16435), (1045, 14359), (1577, 9515), (1903, 7885), (3287, 4565)]