53553305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 73731840

約数和(自身を除く): 20178535

約数列:

[1, 5, 13, 19, 65, 95, 103, 247, 421, 515, 1235, 1339, 1957, 2105, 5473, 6695, 7999, 9785, 25441, 27365, 39995, 43363, 103987, 127205, 216815, 519935, 563719, 823897, 2818595, 4119485, 10710661, 53553305]

約数ペア:

[(1, 53553305), (5, 10710661), (13, 4119485), (19, 2818595), (65, 823897), (95, 563719), (103, 519935), (247, 216815), (421, 127205), (515, 103987), (1235, 43363), (1339, 39995), (1957, 27365), (2105, 25441), (5473, 9785), (6695, 7999)]