51347905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 75098880

約数和(自身を除く): 23750975

約数列:

[1, 5, 7, 17, 35, 85, 119, 211, 409, 595, 1055, 1477, 2045, 2863, 3587, 6953, 7385, 14315, 17935, 25109, 34765, 48671, 86299, 125545, 243355, 431495, 604093, 1467083, 3020465, 7335415, 10269581, 51347905]

約数ペア:

[(1, 51347905), (5, 10269581), (7, 7335415), (17, 3020465), (35, 1467083), (85, 604093), (119, 431495), (211, 243355), (409, 125545), (595, 86299), (1055, 48671), (1477, 34765), (2045, 25109), (2863, 17935), (3587, 14315), (6953, 7385)]