69707871

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 120434688

約数和(自身を除く): 50726817

約数列:

[1, 3, 9, 17, 23, 27, 31, 51, 69, 71, 81, 93, 153, 207, 213, 279, 391, 459, 527, 621, 639, 713, 837, 1173, 1207, 1377, 1581, 1633, 1863, 1917, 2139, 2201, 2511, 3519, 3621, 4743, 4899, 5751, 6417, 6603, 10557, 10863, 12121, 14229, 14697, 19251, 19809, 27761, 31671, 32589, 36363, 37417, 42687, 44091, 50623, 57753, 59427, 83283, 97767, 109089, 112251, 132273, 151869, 178281, 249849, 327267, 336753, 455607, 749547, 860591, 981801, 1010259, 1366821, 2248641, 2581773, 3030777, 4100463, 7745319, 23235957, 69707871]

約数ペア:

[(1, 69707871), (3, 23235957), (9, 7745319), (17, 4100463), (23, 3030777), (27, 2581773), (31, 2248641), (51, 1366821), (69, 1010259), (71, 981801), (81, 860591), (93, 749547), (153, 455607), (207, 336753), (213, 327267), (279, 249849), (391, 178281), (459, 151869), (527, 132273), (621, 112251), (639, 109089), (713, 97767), (837, 83283), (1173, 59427), (1207, 57753), (1377, 50623), (1581, 44091), (1633, 42687), (1863, 37417), (1917, 36363), (2139, 32589), (2201, 31671), (2511, 27761), (3519, 19809), (3621, 19251), (4743, 14697), (4899, 14229), (5751, 12121), (6417, 10863), (6603, 10557)]