219489381

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{281}}^1\times {\mathrm{1471}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 323781120

約数和(自身を除く): 104291739

約数列:

[1, 3, 9, 59, 177, 281, 531, 843, 1471, 2529, 4413, 13239, 16579, 49737, 86789, 149211, 260367, 413351, 781101, 1240053, 3720159, 24387709, 73163127, 219489381]

約数ペア:

[(1, 219489381), (3, 73163127), (9, 24387709), (59, 3720159), (177, 1240053), (281, 781101), (531, 413351), (843, 260367), (1471, 149211), (2529, 86789), (4413, 49737), (13239, 16579)]