279601378

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{28409}}^1$

素因数の和:28474

約数の個数: 32

約数和(自身を含む): 518198400

約数和(自身を除く): 238597022

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 4921, 9842, 28409, 56818, 198863, 397726, 539771, 1051133, 1079542, 2102266, 3778397, 7357931, 7556794, 14715862, 19971527, 39943054, 139800689, 279601378]

約数ペア:

[(1, 279601378), (2, 139800689), (7, 39943054), (14, 19971527), (19, 14715862), (37, 7556794), (38, 7357931), (74, 3778397), (133, 2102266), (259, 1079542), (266, 1051133), (518, 539771), (703, 397726), (1406, 198863), (4921, 56818), (9842, 28409)]