281578081

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 319334400

約数和(自身を除く): 37756319

約数列:

[1, 19, 29, 47, 83, 131, 551, 893, 1363, 1577, 2407, 2489, 3799, 3901, 6157, 10873, 25897, 45733, 72181, 74119, 113129, 116983, 178553, 206587, 315317, 511031, 2149451, 3392507, 5991023, 9709589, 14819899, 281578081]

約数ペア:

[(1, 281578081), (19, 14819899), (29, 9709589), (47, 5991023), (83, 3392507), (131, 2149451), (551, 511031), (893, 315317), (1363, 206587), (1577, 178553), (2407, 116983), (2489, 113129), (3799, 74119), (3901, 72181), (6157, 45733), (10873, 25897)]