64745989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36559}}^1$

素因数の和:36600

約数の個数: 16

約数和(自身を含む): 84234240

約数和(自身を除く): 19488251

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 36559, 255913, 402149, 840857, 2815043, 5885999, 9249427, 64745989]

約数ペア:

[(1, 64745989), (7, 9249427), (11, 5885999), (23, 2815043), (77, 840857), (161, 402149), (253, 255913), (1771, 36559)]