331515079

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 427068928

約数和(自身を除く): 95553849

約数列:

[1, 7, 17, 37, 43, 103, 119, 259, 289, 301, 629, 721, 731, 1591, 1751, 2023, 3811, 4403, 4429, 5117, 10693, 11137, 12257, 12427, 26677, 27047, 29767, 31003, 64787, 74851, 75293, 86989, 163873, 189329, 208369, 453509, 459799, 527051, 1101379, 1147111, 1279981, 2785841, 3218593, 7709653, 8959867, 19500887, 47359297, 331515079]

約数ペア:

[(1, 331515079), (7, 47359297), (17, 19500887), (37, 8959867), (43, 7709653), (103, 3218593), (119, 2785841), (259, 1279981), (289, 1147111), (301, 1101379), (629, 527051), (721, 459799), (731, 453509), (1591, 208369), (1751, 189329), (2023, 163873), (3811, 86989), (4403, 75293), (4429, 74851), (5117, 64787), (10693, 31003), (11137, 29767), (12257, 27047), (12427, 26677)]