28517517

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26627}}^1$

素因数の和:26657

約数の個数: 24

約数和(自身を含む): 49847616

約数和(自身を除く): 21330099

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 26627, 79881, 186389, 239643, 452659, 559167, 1357977, 1677501, 3168613, 4073931, 9505839, 28517517]

約数ペア:

[(1, 28517517), (3, 9505839), (7, 4073931), (9, 3168613), (17, 1677501), (21, 1357977), (51, 559167), (63, 452659), (119, 239643), (153, 186389), (357, 79881), (1071, 26627)]