212657210

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{685991}}^1$

素因数の和:686029

約数の個数: 16

約数和(自身を含む): 395131392

約数和(自身を除く): 182474182

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 685991, 1371982, 3429955, 6859910, 21265721, 42531442, 106328605, 212657210]

約数ペア:

[(1, 212657210), (2, 106328605), (5, 42531442), (10, 21265721), (31, 6859910), (62, 3429955), (155, 1371982), (310, 685991)]