219871310

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{98597}}^1$

素因数の和:98827

約数の個数: 16

約数和(自身を含む): 397547136

約数和(自身を除く): 177675826

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 98597, 197194, 492985, 985970, 21987131, 43974262, 109935655, 219871310]

約数ペア:

[(1, 219871310), (2, 109935655), (5, 43974262), (10, 21987131), (223, 985970), (446, 492985), (1115, 197194), (2230, 98597)]