209230

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{61}}^1$

素因数の和:89

約数の個数: 32

約数和(自身を含む): 446400

約数和(自身を除く): 237170

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 343, 427, 490, 610, 686, 854, 1715, 2135, 2989, 3430, 4270, 5978, 14945, 20923, 29890, 41846, 104615, 209230]

約数ペア:

[(1, 209230), (2, 104615), (5, 41846), (7, 29890), (10, 20923), (14, 14945), (35, 5978), (49, 4270), (61, 3430), (70, 2989), (98, 2135), (122, 1715), (245, 854), (305, 686), (343, 610), (427, 490)]