28774492

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 51239552

約数和(自身を除く): 22465060

約数列:

[1, 2, 4, 103, 206, 211, 331, 412, 422, 662, 844, 1324, 21733, 34093, 43466, 68186, 69841, 86932, 136372, 139682, 279364, 7193623, 14387246, 28774492]

約数ペア:

[(1, 28774492), (2, 14387246), (4, 7193623), (103, 279364), (206, 139682), (211, 136372), (331, 86932), (412, 69841), (422, 68186), (662, 43466), (844, 34093), (1324, 21733)]