13065065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 5078935

約数列:

[1, 5, 13, 19, 65, 71, 95, 149, 247, 355, 745, 923, 1235, 1349, 1937, 2831, 4615, 6745, 9685, 10579, 14155, 17537, 36803, 52895, 87685, 137527, 184015, 201001, 687635, 1005005, 2613013, 13065065]

約数ペア:

[(1, 13065065), (5, 2613013), (13, 1005005), (19, 687635), (65, 201001), (71, 184015), (95, 137527), (149, 87685), (247, 52895), (355, 36803), (745, 17537), (923, 14155), (1235, 10579), (1349, 9685), (1937, 6745), (2831, 4615)]