665892

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:412

約数の個数: 36

約数和(自身を含む): 1719900

約数和(自身を除く): 1054008

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 349, 477, 636, 698, 954, 1047, 1396, 1908, 2094, 3141, 4188, 6282, 12564, 18497, 36994, 55491, 73988, 110982, 166473, 221964, 332946, 665892]

約数ペア:

[(1, 665892), (2, 332946), (3, 221964), (4, 166473), (6, 110982), (9, 73988), (12, 55491), (18, 36994), (36, 18497), (53, 12564), (106, 6282), (159, 4188), (212, 3141), (318, 2094), (349, 1908), (477, 1396), (636, 1047), (698, 954)]