219942459

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{769}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 363242880

約数和(自身を除く): 143300421

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 107, 243, 297, 321, 769, 891, 963, 1177, 2307, 2673, 2889, 3531, 6921, 8459, 8667, 10593, 20763, 25377, 26001, 31779, 62289, 76131, 82283, 95337, 186867, 228393, 246849, 286011, 685179, 740547, 905113, 2055537, 2221641, 2715339, 6664923, 8146017, 19994769, 24438051, 73314153, 219942459]

約数ペア:

[(1, 219942459), (3, 73314153), (9, 24438051), (11, 19994769), (27, 8146017), (33, 6664923), (81, 2715339), (99, 2221641), (107, 2055537), (243, 905113), (297, 740547), (321, 685179), (769, 286011), (891, 246849), (963, 228393), (1177, 186867), (2307, 95337), (2673, 82283), (2889, 76131), (3531, 62289), (6921, 31779), (8459, 26001), (8667, 25377), (10593, 20763)]