28700127

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3571}}^1$

素因数の和:3643

約数の個数: 24

約数和(自身を含む): 44578560

約数和(自身を除く): 15878433

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 3571, 8037, 10713, 32139, 67849, 167837, 203547, 503511, 610641, 1510533, 3188903, 9566709, 28700127]

約数ペア:

[(1, 28700127), (3, 9566709), (9, 3188903), (19, 1510533), (47, 610641), (57, 503511), (141, 203547), (171, 167837), (423, 67849), (893, 32139), (2679, 10713), (3571, 8037)]