2666365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1204355

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 127, 221, 247, 323, 635, 1105, 1235, 1615, 1651, 2159, 2413, 4199, 8255, 10795, 12065, 20995, 28067, 31369, 41021, 140335, 156845, 205105, 533273, 2666365]

約数ペア:

[(1, 2666365), (5, 533273), (13, 205105), (17, 156845), (19, 140335), (65, 41021), (85, 31369), (95, 28067), (127, 20995), (221, 12065), (247, 10795), (323, 8255), (635, 4199), (1105, 2413), (1235, 2159), (1615, 1651)]