28004478

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{202931}}^1$

素因数の和:202959

約数の個数: 16

約数和(自身を含む): 58444416

約数和(自身を除く): 30439938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 202931, 405862, 608793, 1217586, 4667413, 9334826, 14002239, 28004478]

約数ペア:

[(1, 28004478), (2, 14002239), (3, 9334826), (6, 4667413), (23, 1217586), (46, 608793), (69, 405862), (138, 202931)]