254833587

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{2111}}^1$

素因数の和:2400

約数の個数: 32

約数和(自身を含む): 401448960

約数和(自身を除く): 146615373

約数列:

[1, 3, 9, 17, 27, 51, 153, 263, 459, 789, 2111, 2367, 4471, 6333, 7101, 13413, 18999, 35887, 40239, 56997, 107661, 120717, 322983, 555193, 968949, 1665579, 4996737, 9438281, 14990211, 28314843, 84944529, 254833587]

約数ペア:

[(1, 254833587), (3, 84944529), (9, 28314843), (17, 14990211), (27, 9438281), (51, 4996737), (153, 1665579), (263, 968949), (459, 555193), (789, 322983), (2111, 120717), (2367, 107661), (4471, 56997), (6333, 40239), (7101, 35887), (13413, 18999)]