81105045

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6491}}^1$

素因数の和:6530

約数の個数: 48

約数和(自身を含む): 159859008

約数和(自身を除く): 78753963

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 6491, 12495, 19473, 32455, 45437, 97365, 110347, 136311, 227185, 318059, 331041, 551735, 681555, 772429, 954177, 1590295, 1655205, 2317287, 3862145, 4770885, 5407003, 11586435, 16221009, 27035015, 81105045]

約数ペア:

[(1, 81105045), (3, 27035015), (5, 16221009), (7, 11586435), (15, 5407003), (17, 4770885), (21, 3862145), (35, 2317287), (49, 1655205), (51, 1590295), (85, 954177), (105, 772429), (119, 681555), (147, 551735), (245, 331041), (255, 318059), (357, 227185), (595, 136311), (735, 110347), (833, 97365), (1785, 45437), (2499, 32455), (4165, 19473), (6491, 12495)]