1661206765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{33181}}^1$

素因数の和:33253

約数の個数: 32

約数和(自身を含む): 2293539840

約数和(自身を除く): 632333075

約数列:

[1, 5, 17, 19, 31, 85, 95, 155, 323, 527, 589, 1615, 2635, 2945, 10013, 33181, 50065, 165905, 564077, 630439, 1028611, 2820385, 3152195, 5143055, 10717463, 17486387, 19543609, 53587315, 87431935, 97718045, 332241353, 1661206765]

約数ペア:

[(1, 1661206765), (5, 332241353), (17, 97718045), (19, 87431935), (31, 53587315), (85, 19543609), (95, 17486387), (155, 10717463), (323, 5143055), (527, 3152195), (589, 2820385), (1615, 1028611), (2635, 630439), (2945, 564077), (10013, 165905), (33181, 50065)]