213312860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{344053}}^1$

素因数の和:344093

約数の個数: 24

約数和(自身を含む): 462408576

約数和(自身を除く): 249095716

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 344053, 688106, 1376212, 1720265, 3440530, 6881060, 10665643, 21331286, 42662572, 53328215, 106656430, 213312860]

約数ペア:

[(1, 213312860), (2, 106656430), (4, 53328215), (5, 42662572), (10, 21331286), (20, 10665643), (31, 6881060), (62, 3440530), (124, 1720265), (155, 1376212), (310, 688106), (620, 344053)]