78885359

素因数分解:

$7^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 100085760

約数和(自身を除く): 21200401

約数列:

[1, 7, 19, 31, 53, 133, 217, 361, 371, 589, 1007, 1643, 2527, 4123, 6859, 7049, 11191, 11501, 19133, 31217, 48013, 78337, 133931, 212629, 218519, 363527, 593123, 1488403, 2544689, 4151861, 11269337, 78885359]

約数ペア:

[(1, 78885359), (7, 11269337), (19, 4151861), (31, 2544689), (53, 1488403), (133, 593123), (217, 363527), (361, 218519), (371, 212629), (589, 133931), (1007, 78337), (1643, 48013), (2527, 31217), (4123, 19133), (6859, 11501), (7049, 11191)]