78418263

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1108

約数の個数: 64

約数和(自身を含む): 145428480

約数和(自身を除く): 67010217

約数列:

[1, 3, 7, 11, 17, 19, 21, 33, 51, 57, 77, 119, 133, 187, 209, 231, 323, 357, 399, 561, 627, 969, 1051, 1309, 1463, 2261, 3153, 3553, 3927, 4389, 6783, 7357, 10659, 11561, 17867, 19969, 22071, 24871, 34683, 53601, 59907, 74613, 80927, 125069, 139783, 196537, 219659, 242781, 339473, 375207, 419349, 589611, 658977, 1018419, 1375759, 1537613, 2376311, 3734203, 4127277, 4612839, 7128933, 11202609, 26139421, 78418263]

約数ペア:

[(1, 78418263), (3, 26139421), (7, 11202609), (11, 7128933), (17, 4612839), (19, 4127277), (21, 3734203), (33, 2376311), (51, 1537613), (57, 1375759), (77, 1018419), (119, 658977), (133, 589611), (187, 419349), (209, 375207), (231, 339473), (323, 242781), (357, 219659), (399, 196537), (561, 139783), (627, 125069), (969, 80927), (1051, 74613), (1309, 59907), (1463, 53601), (2261, 34683), (3153, 24871), (3553, 22071), (3927, 19969), (4389, 17867), (6783, 11561), (7357, 10659)]