7077777

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 11280384

約数和(自身を除く): 4202607

約数列:

[1, 3, 7, 21, 47, 71, 101, 141, 213, 303, 329, 497, 707, 987, 1491, 2121, 3337, 4747, 7171, 10011, 14241, 21513, 23359, 33229, 50197, 70077, 99687, 150591, 337037, 1011111, 2359259, 7077777]

約数ペア:

[(1, 7077777), (3, 2359259), (7, 1011111), (21, 337037), (47, 150591), (71, 99687), (101, 70077), (141, 50197), (213, 33229), (303, 23359), (329, 21513), (497, 14241), (707, 10011), (987, 7171), (1491, 4747), (2121, 3337)]