28223721

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{6113}}^1$

素因数の和:6147

約数の個数: 24

約数和(自身を含む): 44509920

約数和(自身を除く): 16286199

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 6113, 18339, 55017, 116147, 165051, 348441, 495153, 1045323, 1485459, 3135969, 9407907, 28223721]

約数ペア:

[(1, 28223721), (3, 9407907), (9, 3135969), (19, 1485459), (27, 1045323), (57, 495153), (81, 348441), (171, 165051), (243, 116147), (513, 55017), (1539, 18339), (4617, 6113)]