156669807

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 261211392

約数和(自身を除く): 104541585

約数列:

[1, 3, 7, 17, 21, 49, 51, 71, 119, 147, 213, 357, 497, 833, 883, 1207, 1491, 2499, 2649, 3479, 3621, 6181, 8449, 10437, 15011, 18543, 25347, 43267, 45033, 59143, 62693, 105077, 129801, 177429, 188079, 315231, 438851, 735539, 1065781, 1316553, 2206617, 3071957, 3197343, 7460467, 9215871, 22381401, 52223269, 156669807]

約数ペア:

[(1, 156669807), (3, 52223269), (7, 22381401), (17, 9215871), (21, 7460467), (49, 3197343), (51, 3071957), (71, 2206617), (119, 1316553), (147, 1065781), (213, 735539), (357, 438851), (497, 315231), (833, 188079), (883, 177429), (1207, 129801), (1491, 105077), (2499, 62693), (2649, 59143), (3479, 45033), (3621, 43267), (6181, 25347), (8449, 18543), (10437, 15011)]