123914392

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{10487}}^1$

素因数の和:10711

約数の個数: 32

約数和(自身を含む): 266814720

約数和(自身を除く): 142900328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1688, 2954, 5908, 10487, 11816, 20974, 41948, 73409, 83896, 146818, 293636, 587272, 2212757, 4425514, 8851028, 15489299, 17702056, 30978598, 61957196, 123914392]

約数ペア:

[(1, 123914392), (2, 61957196), (4, 30978598), (7, 17702056), (8, 15489299), (14, 8851028), (28, 4425514), (56, 2212757), (211, 587272), (422, 293636), (844, 146818), (1477, 83896), (1688, 73409), (2954, 41948), (5908, 20974), (10487, 11816)]