28153928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{319931}}^1$

素因数の和:319948

約数の個数: 16

約数和(自身を含む): 57587760

約数和(自身を除く): 29433832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 319931, 639862, 1279724, 2559448, 3519241, 7038482, 14076964, 28153928]

約数ペア:

[(1, 28153928), (2, 14076964), (4, 7038482), (8, 3519241), (11, 2559448), (22, 1279724), (44, 639862), (88, 319931)]