28990214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1907}}^1$

素因数の和:2611

約数の個数: 16

約数和(自身を含む): 47532096

約数和(自身を除く): 18541882

約数列:

[1, 2, 11, 22, 691, 1382, 1907, 3814, 7601, 15202, 20977, 41954, 1317737, 2635474, 14495107, 28990214]

約数ペア:

[(1, 28990214), (2, 14495107), (11, 2635474), (22, 1317737), (691, 41954), (1382, 20977), (1907, 15202), (3814, 7601)]