28104004

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 50206968

約数和(自身を除く): 22102964

約数列:

[1, 2, 4, 97, 113, 194, 226, 388, 452, 641, 1282, 2564, 10961, 21922, 43844, 62177, 72433, 124354, 144866, 248708, 289732, 7026001, 14052002, 28104004]

約数ペア:

[(1, 28104004), (2, 14052002), (4, 7026001), (97, 289732), (113, 248708), (194, 144866), (226, 124354), (388, 72433), (452, 62177), (641, 43844), (1282, 21922), (2564, 10961)]