320203413

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 496129920

約数和(自身を除く): 175926507

約数列:

[1, 3, 9, 29, 43, 87, 103, 129, 261, 277, 309, 387, 831, 927, 1247, 2493, 2987, 3741, 4429, 8033, 8961, 11223, 11911, 13287, 24099, 26883, 28531, 35733, 39861, 72297, 85593, 107199, 128441, 256779, 345419, 385323, 827399, 1036257, 1155969, 1226833, 2482197, 3108771, 3680499, 7446591, 11041497, 35578157, 106734471, 320203413]

約数ペア:

[(1, 320203413), (3, 106734471), (9, 35578157), (29, 11041497), (43, 7446591), (87, 3680499), (103, 3108771), (129, 2482197), (261, 1226833), (277, 1155969), (309, 1036257), (387, 827399), (831, 385323), (927, 345419), (1247, 256779), (2493, 128441), (2987, 107199), (3741, 85593), (4429, 72297), (8033, 39861), (8961, 35733), (11223, 28531), (11911, 26883), (13287, 24099)]