38281257

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31981}}^1$

素因数の和:32013

約数の個数: 24

約数和(自身を含む): 66522560

約数和(自身を除く): 28241303

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 31981, 95943, 223867, 287829, 607639, 671601, 1822917, 2014803, 4253473, 5468751, 12760419, 38281257]

約数ペア:

[(1, 38281257), (3, 12760419), (7, 5468751), (9, 4253473), (19, 2014803), (21, 1822917), (57, 671601), (63, 607639), (133, 287829), (171, 223867), (399, 95943), (1197, 31981)]