9974259

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{6481}}^1$

素因数の和:6512

約数の個数: 20

約数和(自身を含む): 15686440

約数和(自身を除く): 5712181

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 6481, 19443, 58329, 123139, 174987, 369417, 524961, 1108251, 3324753, 9974259]

約数ペア:

[(1, 9974259), (3, 3324753), (9, 1108251), (19, 524961), (27, 369417), (57, 174987), (81, 123139), (171, 58329), (513, 19443), (1539, 6481)]