429681

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 693120

約数和(自身を除く): 263439

約数列:

[1, 3, 7, 21, 37, 49, 79, 111, 147, 237, 259, 553, 777, 1659, 1813, 2923, 3871, 5439, 8769, 11613, 20461, 61383, 143227, 429681]

約数ペア:

[(1, 429681), (3, 143227), (7, 61383), (21, 20461), (37, 11613), (49, 8769), (79, 5439), (111, 3871), (147, 2923), (237, 1813), (259, 1659), (553, 777)]