9051721

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 11162880

約数和(自身を除く): 2111159

約数列:

[1, 7, 31, 49, 59, 101, 217, 413, 707, 1519, 1829, 2891, 3131, 4949, 5959, 12803, 21917, 41713, 89621, 153419, 184729, 291991, 1293103, 9051721]

約数ペア:

[(1, 9051721), (7, 1293103), (31, 291991), (49, 184729), (59, 153419), (101, 89621), (217, 41713), (413, 21917), (707, 12803), (1519, 5959), (1829, 4949), (2891, 3131)]