91321321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 116363520

約数和(自身を除く): 25042199

約数列:

[1, 7, 13, 59, 73, 91, 233, 413, 511, 767, 949, 1631, 3029, 4307, 5369, 6643, 13747, 17009, 21203, 30149, 55991, 96229, 119063, 178711, 221117, 391937, 1003531, 1250977, 1547819, 7024717, 13045903, 91321321]

約数ペア:

[(1, 91321321), (7, 13045903), (13, 7024717), (59, 1547819), (73, 1250977), (91, 1003531), (233, 391937), (413, 221117), (511, 178711), (767, 119063), (949, 96229), (1631, 55991), (3029, 30149), (4307, 21203), (5369, 17009), (6643, 13747)]