8435889

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 16219008

約数和(自身を除く): 7783119

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 47, 49, 63, 77, 99, 111, 141, 147, 231, 259, 329, 333, 407, 423, 441, 517, 539, 693, 777, 987, 1221, 1551, 1617, 1739, 1813, 2303, 2331, 2849, 2961, 3619, 3663, 4653, 4851, 5217, 5439, 6909, 8547, 10857, 12173, 15651, 16317, 19129, 19943, 20727, 25333, 25641, 32571, 36519, 57387, 59829, 75999, 85211, 109557, 133903, 172161, 179487, 227997, 255633, 401709, 766899, 937321, 1205127, 2811963, 8435889]

約数ペア:

[(1, 8435889), (3, 2811963), (7, 1205127), (9, 937321), (11, 766899), (21, 401709), (33, 255633), (37, 227997), (47, 179487), (49, 172161), (63, 133903), (77, 109557), (99, 85211), (111, 75999), (141, 59829), (147, 57387), (231, 36519), (259, 32571), (329, 25641), (333, 25333), (407, 20727), (423, 19943), (441, 19129), (517, 16317), (539, 15651), (693, 12173), (777, 10857), (987, 8547), (1221, 6909), (1551, 5439), (1617, 5217), (1739, 4851), (1813, 4653), (2303, 3663), (2331, 3619), (2849, 2961)]