15755481

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 28214784

約数和(自身を除く): 12459303

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 313, 329, 357, 423, 799, 939, 987, 1071, 2191, 2397, 2817, 2961, 5321, 5593, 6573, 7191, 14711, 15963, 16779, 19719, 37247, 44133, 47889, 50337, 102977, 111741, 132399, 250087, 308931, 335223, 750261, 926793, 1750609, 2250783, 5251827, 15755481]

約数ペア:

[(1, 15755481), (3, 5251827), (7, 2250783), (9, 1750609), (17, 926793), (21, 750261), (47, 335223), (51, 308931), (63, 250087), (119, 132399), (141, 111741), (153, 102977), (313, 50337), (329, 47889), (357, 44133), (423, 37247), (799, 19719), (939, 16779), (987, 15963), (1071, 14711), (2191, 7191), (2397, 6573), (2817, 5593), (2961, 5321)]