203729009

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 234861312

約数和(自身を除く): 31132303

約数列:

[1, 11, 23, 157, 223, 253, 529, 1727, 2453, 3611, 5129, 5819, 35011, 39721, 56419, 83053, 117967, 385121, 805253, 913583, 1297637, 8857783, 18520819, 203729009]

約数ペア:

[(1, 203729009), (11, 18520819), (23, 8857783), (157, 1297637), (223, 913583), (253, 805253), (529, 385121), (1727, 117967), (2453, 83053), (3611, 56419), (5129, 39721), (5819, 35011)]