7246239

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 13762560

約数和(自身を除く): 6516321

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 127, 133, 143, 209, 231, 247, 273, 381, 399, 429, 627, 741, 889, 1001, 1397, 1463, 1651, 1729, 2413, 2667, 2717, 3003, 4191, 4389, 4953, 5187, 7239, 8151, 9779, 11557, 16891, 18161, 19019, 26543, 29337, 31369, 34671, 50673, 54483, 57057, 79629, 94107, 127127, 185801, 219583, 345059, 381381, 557403, 658749, 1035177, 2415413, 7246239]

約数ペア:

[(1, 7246239), (3, 2415413), (7, 1035177), (11, 658749), (13, 557403), (19, 381381), (21, 345059), (33, 219583), (39, 185801), (57, 127127), (77, 94107), (91, 79629), (127, 57057), (133, 54483), (143, 50673), (209, 34671), (231, 31369), (247, 29337), (273, 26543), (381, 19019), (399, 18161), (429, 16891), (627, 11557), (741, 9779), (889, 8151), (1001, 7239), (1397, 5187), (1463, 4953), (1651, 4389), (1729, 4191), (2413, 3003), (2667, 2717)]