71367142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 139345920

約数和(自身を除く): 67978778

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 89, 127, 154, 178, 254, 287, 451, 574, 623, 889, 902, 979, 1246, 1397, 1778, 1958, 2794, 3157, 3649, 5207, 6314, 6853, 7298, 9779, 10414, 11303, 13706, 19558, 22606, 25543, 36449, 40139, 51086, 57277, 72898, 79121, 80278, 114554, 124333, 158242, 248666, 280973, 400939, 463423, 561946, 801878, 870331, 926846, 1740662, 3243961, 5097653, 6487922, 10195306, 35683571, 71367142]

約数ペア:

[(1, 71367142), (2, 35683571), (7, 10195306), (11, 6487922), (14, 5097653), (22, 3243961), (41, 1740662), (77, 926846), (82, 870331), (89, 801878), (127, 561946), (154, 463423), (178, 400939), (254, 280973), (287, 248666), (451, 158242), (574, 124333), (623, 114554), (889, 80278), (902, 79121), (979, 72898), (1246, 57277), (1397, 51086), (1778, 40139), (1958, 36449), (2794, 25543), (3157, 22606), (3649, 19558), (5207, 13706), (6314, 11303), (6853, 10414), (7298, 9779)]