8225385

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 16678656

約数和(自身を除く): 8453271

約数列:

[1, 3, 5, 7, 15, 19, 21, 31, 35, 49, 57, 93, 95, 105, 133, 147, 155, 217, 245, 285, 361, 399, 465, 589, 651, 665, 735, 931, 1083, 1085, 1519, 1767, 1805, 1995, 2527, 2793, 2945, 3255, 4123, 4557, 4655, 5415, 7581, 7595, 8835, 11191, 12369, 12635, 13965, 17689, 20615, 22785, 28861, 33573, 37905, 53067, 55955, 61845, 78337, 86583, 88445, 144305, 167865, 235011, 265335, 391685, 432915, 548359, 1175055, 1645077, 2741795, 8225385]

約数ペア:

[(1, 8225385), (3, 2741795), (5, 1645077), (7, 1175055), (15, 548359), (19, 432915), (21, 391685), (31, 265335), (35, 235011), (49, 167865), (57, 144305), (93, 88445), (95, 86583), (105, 78337), (133, 61845), (147, 55955), (155, 53067), (217, 37905), (245, 33573), (285, 28861), (361, 22785), (399, 20615), (465, 17689), (589, 13965), (651, 12635), (665, 12369), (735, 11191), (931, 8835), (1083, 7595), (1085, 7581), (1519, 5415), (1767, 4655), (1805, 4557), (1995, 4123), (2527, 3255), (2793, 2945)]