213567255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431449}}^1$

素因数の和:431471

約数の個数: 24

約数和(自身を含む): 403837200

約数和(自身を除く): 190269945

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 431449, 1294347, 2157245, 3883041, 4745939, 6471735, 14237817, 19415205, 23729695, 42713451, 71189085, 213567255]

約数ペア:

[(1, 213567255), (3, 71189085), (5, 42713451), (9, 23729695), (11, 19415205), (15, 14237817), (33, 6471735), (45, 4745939), (55, 3883041), (99, 2157245), (165, 1294347), (495, 431449)]