12789370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{499}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 25272000

約数和(自身を除く): 12482630

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 233, 466, 499, 998, 1165, 2330, 2495, 2563, 4990, 5126, 5489, 10978, 12815, 25630, 27445, 54890, 116267, 232534, 581335, 1162670, 1278937, 2557874, 6394685, 12789370]

約数ペア:

[(1, 12789370), (2, 6394685), (5, 2557874), (10, 1278937), (11, 1162670), (22, 581335), (55, 232534), (110, 116267), (233, 54890), (466, 27445), (499, 25630), (998, 12815), (1165, 10978), (2330, 5489), (2495, 5126), (2563, 4990)]