51451785

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 115015680

約数和(自身を除く): 63563895

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 31, 33, 35, 45, 55, 63, 77, 93, 99, 105, 155, 165, 217, 231, 279, 315, 341, 385, 465, 479, 495, 651, 693, 1023, 1085, 1155, 1395, 1437, 1705, 1953, 2387, 2395, 3069, 3255, 3353, 3465, 4311, 5115, 5269, 7161, 7185, 9765, 10059, 11935, 14849, 15345, 15807, 16765, 21483, 21555, 26345, 30177, 35805, 36883, 44547, 47421, 50295, 74245, 79035, 103943, 107415, 110649, 133641, 150885, 163339, 184415, 222735, 237105, 311829, 331947, 490017, 519715, 553245, 668205, 816695, 935487, 1143373, 1470051, 1559145, 1659735, 2450085, 3430119, 4677435, 5716865, 7350255, 10290357, 17150595, 51451785]

約数ペア:

[(1, 51451785), (3, 17150595), (5, 10290357), (7, 7350255), (9, 5716865), (11, 4677435), (15, 3430119), (21, 2450085), (31, 1659735), (33, 1559145), (35, 1470051), (45, 1143373), (55, 935487), (63, 816695), (77, 668205), (93, 553245), (99, 519715), (105, 490017), (155, 331947), (165, 311829), (217, 237105), (231, 222735), (279, 184415), (315, 163339), (341, 150885), (385, 133641), (465, 110649), (479, 107415), (495, 103943), (651, 79035), (693, 74245), (1023, 50295), (1085, 47421), (1155, 44547), (1395, 36883), (1437, 35805), (1705, 30177), (1953, 26345), (2387, 21555), (2395, 21483), (3069, 16765), (3255, 15807), (3353, 15345), (3465, 14849), (4311, 11935), (5115, 10059), (5269, 9765), (7161, 7185)]