289157085

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1847}}^1$

素因数の和:1943

約数の個数: 72

約数和(自身を含む): 591566976

約数和(自身を除く): 302409891

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 71, 105, 147, 213, 245, 315, 355, 441, 497, 639, 735, 1065, 1491, 1847, 2205, 2485, 3195, 3479, 4473, 5541, 7455, 9235, 10437, 12929, 16623, 17395, 22365, 27705, 31311, 38787, 52185, 64645, 83115, 90503, 116361, 131137, 156555, 193935, 271509, 393411, 452515, 581805, 655685, 814527, 917959, 1180233, 1357545, 1967055, 2753877, 4072635, 4589795, 5901165, 6425713, 8261631, 13769385, 19277139, 32128565, 41308155, 57831417, 96385695, 289157085]

約数ペア:

[(1, 289157085), (3, 96385695), (5, 57831417), (7, 41308155), (9, 32128565), (15, 19277139), (21, 13769385), (35, 8261631), (45, 6425713), (49, 5901165), (63, 4589795), (71, 4072635), (105, 2753877), (147, 1967055), (213, 1357545), (245, 1180233), (315, 917959), (355, 814527), (441, 655685), (497, 581805), (639, 452515), (735, 393411), (1065, 271509), (1491, 193935), (1847, 156555), (2205, 131137), (2485, 116361), (3195, 90503), (3479, 83115), (4473, 64645), (5541, 52185), (7455, 38787), (9235, 31311), (10437, 27705), (12929, 22365), (16623, 17395)]