3928785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 7962624

約数和(自身を除く): 4033839

約数列:

[1, 3, 5, 7, 15, 17, 21, 31, 35, 51, 71, 85, 93, 105, 119, 155, 213, 217, 255, 355, 357, 465, 497, 527, 595, 651, 1065, 1085, 1207, 1491, 1581, 1785, 2201, 2485, 2635, 3255, 3621, 3689, 6035, 6603, 7455, 7905, 8449, 11005, 11067, 15407, 18105, 18445, 25347, 33015, 37417, 42245, 46221, 55335, 77035, 112251, 126735, 187085, 231105, 261919, 561255, 785757, 1309595, 3928785]

約数ペア:

[(1, 3928785), (3, 1309595), (5, 785757), (7, 561255), (15, 261919), (17, 231105), (21, 187085), (31, 126735), (35, 112251), (51, 77035), (71, 55335), (85, 46221), (93, 42245), (105, 37417), (119, 33015), (155, 25347), (213, 18445), (217, 18105), (255, 15407), (355, 11067), (357, 11005), (465, 8449), (497, 7905), (527, 7455), (595, 6603), (651, 6035), (1065, 3689), (1085, 3621), (1207, 3255), (1491, 2635), (1581, 2485), (1785, 2201)]