28105528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1153}}^1$

素因数の和:1447

約数の個数: 32

約数和(自身を含む): 57746160

約数和(自身を除く): 29640632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 277, 554, 1108, 1153, 2216, 2306, 3047, 4612, 6094, 9224, 12188, 12683, 24376, 25366, 50732, 101464, 319381, 638762, 1277524, 2555048, 3513191, 7026382, 14052764, 28105528]

約数ペア:

[(1, 28105528), (2, 14052764), (4, 7026382), (8, 3513191), (11, 2555048), (22, 1277524), (44, 638762), (88, 319381), (277, 101464), (554, 50732), (1108, 25366), (1153, 24376), (2216, 12683), (2306, 12188), (3047, 9224), (4612, 6094)]