20150127

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{13093}}^1$

素因数の和:13124

約数の個数: 20

約数和(自身を含む): 31687480

約数和(自身を除く): 11537353

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 13093, 39279, 117837, 248767, 353511, 746301, 1060533, 2238903, 6716709, 20150127]

約数ペア:

[(1, 20150127), (3, 6716709), (9, 2238903), (19, 1060533), (27, 746301), (57, 353511), (81, 248767), (171, 117837), (513, 39279), (1539, 13093)]