16991330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{787}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 32679936

約数和(自身を除く): 15688606

約数列:

[1, 2, 5, 10, 17, 34, 85, 127, 170, 254, 635, 787, 1270, 1574, 2159, 3935, 4318, 7870, 10795, 13379, 21590, 26758, 66895, 99949, 133790, 199898, 499745, 999490, 1699133, 3398266, 8495665, 16991330]

約数ペア:

[(1, 16991330), (2, 8495665), (5, 3398266), (10, 1699133), (17, 999490), (34, 499745), (85, 199898), (127, 133790), (170, 99949), (254, 66895), (635, 26758), (787, 21590), (1270, 13379), (1574, 10795), (2159, 7870), (3935, 4318)]