28139142

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{27109}}^1$

素因数の和:27287

約数の個数: 16

約数和(自身を含む): 56605680

約数和(自身を除く): 28466538

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 27109, 54218, 81327, 162654, 4689857, 9379714, 14069571, 28139142]

約数ペア:

[(1, 28139142), (2, 14069571), (3, 9379714), (6, 4689857), (173, 162654), (346, 81327), (519, 54218), (1038, 27109)]