47240739

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:91

約数の個数: 120

約数和(自身を含む): 95657760

約数和(自身を除く): 48417021

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 29, 39, 51, 63, 81, 87, 91, 117, 119, 153, 169, 189, 203, 221, 261, 273, 351, 357, 377, 459, 493, 507, 567, 609, 663, 783, 819, 1053, 1071, 1131, 1183, 1377, 1479, 1521, 1547, 1827, 1989, 2349, 2457, 2639, 2873, 3213, 3393, 3451, 3549, 4437, 4563, 4641, 4901, 5481, 5967, 6409, 7371, 7917, 8619, 9639, 10179, 10353, 10647, 13311, 13689, 13923, 14703, 16443, 17901, 19227, 20111, 23751, 25857, 30537, 31059, 31941, 34307, 39933, 41769, 44109, 44863, 57681, 60333, 71253, 77571, 83317, 93177, 95823, 102921, 125307, 132327, 134589, 173043, 180999, 213759, 232713, 249951, 279531, 308763, 396981, 403767, 519129, 542997, 583219, 749853, 926289, 1211301, 1628991, 1749657, 2249559, 2778867, 3633903, 5248971, 6748677, 15746913, 47240739]

約数ペア:

[(1, 47240739), (3, 15746913), (7, 6748677), (9, 5248971), (13, 3633903), (17, 2778867), (21, 2249559), (27, 1749657), (29, 1628991), (39, 1211301), (51, 926289), (63, 749853), (81, 583219), (87, 542997), (91, 519129), (117, 403767), (119, 396981), (153, 308763), (169, 279531), (189, 249951), (203, 232713), (221, 213759), (261, 180999), (273, 173043), (351, 134589), (357, 132327), (377, 125307), (459, 102921), (493, 95823), (507, 93177), (567, 83317), (609, 77571), (663, 71253), (783, 60333), (819, 57681), (1053, 44863), (1071, 44109), (1131, 41769), (1183, 39933), (1377, 34307), (1479, 31941), (1521, 31059), (1547, 30537), (1827, 25857), (1989, 23751), (2349, 20111), (2457, 19227), (2639, 17901), (2873, 16443), (3213, 14703), (3393, 13923), (3451, 13689), (3549, 13311), (4437, 10647), (4563, 10353), (4641, 10179), (4901, 9639), (5481, 8619), (5967, 7917), (6409, 7371)]