216346928

素因数分解:

$2^4\times 7^1\times {\mathrm{1931669}}^1$

素因数の和:1931684

約数の個数: 20

約数和(自身を含む): 479054160

約数和(自身を除く): 262707232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1931669, 3863338, 7726676, 13521683, 15453352, 27043366, 30906704, 54086732, 108173464, 216346928]

約数ペア:

[(1, 216346928), (2, 108173464), (4, 54086732), (7, 30906704), (8, 27043366), (14, 15453352), (16, 13521683), (28, 7726676), (56, 3863338), (112, 1931669)]