26904843

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7001}}^1$

素因数の和:7075

約数の個数: 24

約数和(自身を含む): 45148896

約数和(自身を除く): 18244053

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 7001, 21003, 49007, 63009, 147021, 427061, 441063, 1281183, 2989427, 3843549, 8968281, 26904843]

約数ペア:

[(1, 26904843), (3, 8968281), (7, 3843549), (9, 2989427), (21, 1281183), (61, 441063), (63, 427061), (183, 147021), (427, 63009), (549, 49007), (1281, 21003), (3843, 7001)]