68128047

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 119528640

約数和(自身を除く): 51400593

約数列:

[1, 3, 9, 13, 23, 27, 29, 39, 69, 81, 87, 97, 117, 207, 261, 291, 299, 351, 377, 621, 667, 783, 873, 897, 1053, 1131, 1261, 1863, 2001, 2231, 2349, 2619, 2691, 2813, 3393, 3783, 6003, 6693, 7857, 8073, 8439, 8671, 10179, 11349, 18009, 20079, 24219, 25317, 26013, 29003, 30537, 34047, 36569, 54027, 60237, 64699, 75951, 78039, 87009, 102141, 109707, 180711, 194097, 227853, 234117, 261027, 329121, 582291, 702351, 783081, 841087, 987363, 1746873, 2349243, 2523261, 2962089, 5240619, 7569783, 22709349, 68128047]

約数ペア:

[(1, 68128047), (3, 22709349), (9, 7569783), (13, 5240619), (23, 2962089), (27, 2523261), (29, 2349243), (39, 1746873), (69, 987363), (81, 841087), (87, 783081), (97, 702351), (117, 582291), (207, 329121), (261, 261027), (291, 234117), (299, 227853), (351, 194097), (377, 180711), (621, 109707), (667, 102141), (783, 87009), (873, 78039), (897, 75951), (1053, 64699), (1131, 60237), (1261, 54027), (1863, 36569), (2001, 34047), (2231, 30537), (2349, 29003), (2619, 26013), (2691, 25317), (2813, 24219), (3393, 20079), (3783, 18009), (6003, 11349), (6693, 10179), (7857, 8671), (8073, 8439)]