11689881

素因数分解:

$3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 18260064

約数和(自身を除く): 6570183

約数列:

[1, 3, 7, 21, 49, 147, 281, 283, 843, 849, 1967, 1981, 5901, 5943, 13769, 13867, 41307, 41601, 79523, 238569, 556661, 1669983, 3896627, 11689881]

約数ペア:

[(1, 11689881), (3, 3896627), (7, 1669983), (21, 556661), (49, 238569), (147, 79523), (281, 41601), (283, 41307), (843, 13867), (849, 13769), (1967, 5943), (1981, 5901)]