51943437

素因数分解:

$3^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 80

約数和(自身を含む): 99200640

約数和(自身を除く): 47257203

約数列:

[1, 3, 7, 9, 13, 21, 27, 29, 39, 63, 81, 87, 91, 117, 189, 203, 243, 261, 273, 351, 377, 567, 609, 729, 783, 819, 1053, 1131, 1701, 1827, 2187, 2349, 2457, 2639, 3159, 3393, 5103, 5481, 6561, 7047, 7371, 7917, 9477, 10179, 15309, 16443, 19683, 21141, 22113, 23751, 28431, 30537, 45927, 49329, 63423, 66339, 71253, 85293, 91611, 137781, 147987, 190269, 199017, 213759, 255879, 274833, 443961, 570807, 597051, 641277, 824499, 1331883, 1791153, 1923831, 2473497, 3995649, 5771493, 7420491, 17314479, 51943437]

約数ペア:

[(1, 51943437), (3, 17314479), (7, 7420491), (9, 5771493), (13, 3995649), (21, 2473497), (27, 1923831), (29, 1791153), (39, 1331883), (63, 824499), (81, 641277), (87, 597051), (91, 570807), (117, 443961), (189, 274833), (203, 255879), (243, 213759), (261, 199017), (273, 190269), (351, 147987), (377, 137781), (567, 91611), (609, 85293), (729, 71253), (783, 66339), (819, 63423), (1053, 49329), (1131, 45927), (1701, 30537), (1827, 28431), (2187, 23751), (2349, 22113), (2457, 21141), (2639, 19683), (3159, 16443), (3393, 15309), (5103, 10179), (5481, 9477), (6561, 7917), (7047, 7371)]