123423905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1423}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 172247040

約数和(自身を除く): 48823135

約数列:

[1, 5, 11, 19, 55, 83, 95, 209, 415, 913, 1045, 1423, 1577, 4565, 7115, 7885, 15653, 17347, 27037, 78265, 86735, 118109, 135185, 297407, 590545, 1299199, 1487035, 2244071, 6495995, 11220355, 24684781, 123423905]

約数ペア:

[(1, 123423905), (5, 24684781), (11, 11220355), (19, 6495995), (55, 2244071), (83, 1487035), (95, 1299199), (209, 590545), (415, 297407), (913, 135185), (1045, 118109), (1423, 86735), (1577, 78265), (4565, 27037), (7115, 17347), (7885, 15653)]