666549

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 1080352

約数和(自身を除く): 413803

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 211, 243, 351, 633, 1053, 1899, 2743, 3159, 5697, 8229, 17091, 24687, 51273, 74061, 222183, 666549]

約数ペア:

[(1, 666549), (3, 222183), (9, 74061), (13, 51273), (27, 24687), (39, 17091), (81, 8229), (117, 5697), (211, 3159), (243, 2743), (351, 1899), (633, 1053)]