213888976

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{18541}}^1$

素因数の和:18659

約数の個数: 40

約数和(自身を含む): 478235264

約数和(自身を除く): 264346288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5768, 11536, 18541, 37082, 74164, 129787, 148328, 259574, 296656, 519148, 1038296, 1909723, 2076592, 3819446, 7638892, 13368061, 15277784, 26736122, 30555568, 53472244, 106944488, 213888976]

約数ペア:

[(1, 213888976), (2, 106944488), (4, 53472244), (7, 30555568), (8, 26736122), (14, 15277784), (16, 13368061), (28, 7638892), (56, 3819446), (103, 2076592), (112, 1909723), (206, 1038296), (412, 519148), (721, 296656), (824, 259574), (1442, 148328), (1648, 129787), (2884, 74164), (5768, 37082), (11536, 18541)]