28626806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{347}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 49109760

約数和(自身を除く): 20482954

約数列:

[1, 2, 13, 19, 26, 38, 167, 247, 334, 347, 494, 694, 2171, 3173, 4342, 4511, 6346, 6593, 9022, 13186, 41249, 57949, 82498, 85709, 115898, 171418, 753337, 1101031, 1506674, 2202062, 14313403, 28626806]

約数ペア:

[(1, 28626806), (2, 14313403), (13, 2202062), (19, 1506674), (26, 1101031), (38, 753337), (167, 171418), (247, 115898), (334, 85709), (347, 82498), (494, 57949), (694, 41249), (2171, 13186), (3173, 9022), (4342, 6593), (4511, 6346)]