518427

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 949760

約数和(自身を除く): 431333

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 211, 273, 351, 633, 819, 1477, 1899, 2457, 2743, 4431, 5697, 8229, 13293, 19201, 24687, 39879, 57603, 74061, 172809, 518427]

約数ペア:

[(1, 518427), (3, 172809), (7, 74061), (9, 57603), (13, 39879), (21, 24687), (27, 19201), (39, 13293), (63, 8229), (91, 5697), (117, 4431), (189, 2743), (211, 2457), (273, 1899), (351, 1477), (633, 819)]