31303312

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 62656704

約数和(自身を除く): 31353392

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 173, 263, 344, 346, 526, 688, 692, 1052, 1384, 2104, 2768, 4208, 7439, 11309, 14878, 22618, 29756, 45236, 45499, 59512, 90472, 90998, 119024, 180944, 181996, 363992, 727984, 1956457, 3912914, 7825828, 15651656, 31303312]

約数ペア:

[(1, 31303312), (2, 15651656), (4, 7825828), (8, 3912914), (16, 1956457), (43, 727984), (86, 363992), (172, 181996), (173, 180944), (263, 119024), (344, 90998), (346, 90472), (526, 59512), (688, 45499), (692, 45236), (1052, 29756), (1384, 22618), (2104, 14878), (2768, 11309), (4208, 7439)]