28903281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{51521}}^1$

素因数の和:51552

約数の個数: 16

約数和(自身を含む): 44515008

約数和(自身を除く): 15611727

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 51521, 154563, 566731, 875857, 1700193, 2627571, 9634427, 28903281]

約数ペア:

[(1, 28903281), (3, 9634427), (11, 2627571), (17, 1700193), (33, 875857), (51, 566731), (187, 154563), (561, 51521)]