28878294

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{209263}}^1$

素因数の和:209291

約数の個数: 16

約数和(自身を含む): 60268032

約数和(自身を除く): 31389738

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 209263, 418526, 627789, 1255578, 4813049, 9626098, 14439147, 28878294]

約数ペア:

[(1, 28878294), (2, 14439147), (3, 9626098), (6, 4813049), (23, 1255578), (46, 627789), (69, 418526), (138, 209263)]