208877810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1228693}}^1$

素因数の和:1228717

約数の個数: 16

約数和(自身を含む): 398096856

約数和(自身を除く): 189219046

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1228693, 2457386, 6143465, 12286930, 20887781, 41775562, 104438905, 208877810]

約数ペア:

[(1, 208877810), (2, 104438905), (5, 41775562), (10, 20887781), (17, 12286930), (34, 6143465), (85, 2457386), (170, 1228693)]