28315693

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 7799507

約数列:

[1, 7, 17, 37, 59, 109, 119, 259, 413, 629, 763, 1003, 1853, 2183, 4033, 4403, 6431, 7021, 12971, 15281, 28231, 37111, 45017, 68561, 109327, 237947, 259777, 479927, 765289, 1665629, 4045099, 28315693]

約数ペア:

[(1, 28315693), (7, 4045099), (17, 1665629), (37, 765289), (59, 479927), (109, 259777), (119, 237947), (259, 109327), (413, 68561), (629, 45017), (763, 37111), (1003, 28231), (1853, 15281), (2183, 12971), (4033, 7021), (4403, 6431)]