236991951

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{221281}}^1$

素因数の和:221311

約数の個数: 24

約数和(自身を含む): 414239904

約数和(自身を除く): 177247953

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 221281, 663843, 1548967, 1991529, 3761777, 4646901, 11285331, 13940703, 26332439, 33855993, 78997317, 236991951]

約数ペア:

[(1, 236991951), (3, 78997317), (7, 33855993), (9, 26332439), (17, 13940703), (21, 11285331), (51, 4646901), (63, 3761777), (119, 1991529), (153, 1548967), (357, 663843), (1071, 221281)]