25759558503

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{208933}}^1$

素因数の和:209068

約数の個数: 48

約数和(自身を含む): 45196602880

約数和(自身を除く): 19437044377

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 103, 133, 171, 309, 399, 721, 927, 1197, 1957, 2163, 5871, 6489, 13699, 17613, 41097, 123291, 208933, 626799, 1462531, 1880397, 3969727, 4387593, 11909181, 13162779, 21520099, 27788089, 35727543, 64560297, 83364267, 150640693, 193680891, 250092801, 408881881, 451922079, 1226645643, 1355766237, 2862173167, 3679936929, 8586519501, 25759558503]

約数ペア:

[(1, 25759558503), (3, 8586519501), (7, 3679936929), (9, 2862173167), (19, 1355766237), (21, 1226645643), (57, 451922079), (63, 408881881), (103, 250092801), (133, 193680891), (171, 150640693), (309, 83364267), (399, 64560297), (721, 35727543), (927, 27788089), (1197, 21520099), (1957, 13162779), (2163, 11909181), (5871, 4387593), (6489, 3969727), (13699, 1880397), (17613, 1462531), (41097, 626799), (123291, 208933)]