51031695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 98671104

約数和(自身を除く): 47639409

約数列:

[1, 3, 5, 11, 13, 15, 33, 37, 39, 55, 65, 111, 143, 165, 185, 195, 407, 429, 481, 555, 643, 715, 1221, 1443, 1929, 2035, 2145, 2405, 3215, 5291, 6105, 7073, 7215, 8359, 9645, 15873, 21219, 23791, 25077, 26455, 35365, 41795, 71373, 79365, 91949, 106095, 118955, 125385, 261701, 275847, 309283, 356865, 459745, 785103, 927849, 1308505, 1379235, 1546415, 3402113, 3925515, 4639245, 10206339, 17010565, 51031695]

約数ペア:

[(1, 51031695), (3, 17010565), (5, 10206339), (11, 4639245), (13, 3925515), (15, 3402113), (33, 1546415), (37, 1379235), (39, 1308505), (55, 927849), (65, 785103), (111, 459745), (143, 356865), (165, 309283), (185, 275847), (195, 261701), (407, 125385), (429, 118955), (481, 106095), (555, 91949), (643, 79365), (715, 71373), (1221, 41795), (1443, 35365), (1929, 26455), (2035, 25077), (2145, 23791), (2405, 21219), (3215, 15873), (5291, 9645), (6105, 8359), (7073, 7215)]