2554893

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 4077216

約数和(自身を除く): 1522323

約数列:

[1, 3, 9, 11, 33, 99, 131, 197, 393, 591, 1179, 1441, 1773, 2167, 4323, 6501, 12969, 19503, 25807, 77421, 232263, 283877, 851631, 2554893]

約数ペア:

[(1, 2554893), (3, 851631), (9, 283877), (11, 232263), (33, 77421), (99, 25807), (131, 19503), (197, 12969), (393, 6501), (591, 4323), (1179, 2167), (1441, 1773)]