8820161

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 2791999

約数列:

[1, 7, 17, 19, 47, 83, 119, 133, 323, 329, 581, 799, 893, 1411, 1577, 2261, 3901, 5593, 6251, 9877, 11039, 15181, 26809, 27307, 66317, 74119, 106267, 187663, 464219, 518833, 1260023, 8820161]

約数ペア:

[(1, 8820161), (7, 1260023), (17, 518833), (19, 464219), (47, 187663), (83, 106267), (119, 74119), (133, 66317), (323, 27307), (329, 26809), (581, 15181), (799, 11039), (893, 9877), (1411, 6251), (1577, 5593), (2261, 3901)]