339887961

素因数分解:

$3^3\times 7^6\times {\mathrm{107}}^1$

素因数の和:158

約数の個数: 56

約数和(自身を含む): 592950240

約数和(自身を除く): 253062279

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 107, 147, 189, 321, 343, 441, 749, 963, 1029, 1323, 2247, 2401, 2889, 3087, 5243, 6741, 7203, 9261, 15729, 16807, 20223, 21609, 36701, 47187, 50421, 64827, 110103, 117649, 141561, 151263, 256907, 330309, 352947, 453789, 770721, 990927, 1058841, 1798349, 2312163, 3176523, 5395047, 6936489, 12588443, 16185141, 37765329, 48555423, 113295987, 339887961]

約数ペア:

[(1, 339887961), (3, 113295987), (7, 48555423), (9, 37765329), (21, 16185141), (27, 12588443), (49, 6936489), (63, 5395047), (107, 3176523), (147, 2312163), (189, 1798349), (321, 1058841), (343, 990927), (441, 770721), (749, 453789), (963, 352947), (1029, 330309), (1323, 256907), (2247, 151263), (2401, 141561), (2889, 117649), (3087, 110103), (5243, 64827), (6741, 50421), (7203, 47187), (9261, 36701), (15729, 21609), (16807, 20223)]