27880278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{202031}}^1$

素因数の和:202059

約数の個数: 16

約数和(自身を含む): 58185216

約数和(自身を除く): 30304938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 202031, 404062, 606093, 1212186, 4646713, 9293426, 13940139, 27880278]

約数ペア:

[(1, 27880278), (2, 13940139), (3, 9293426), (6, 4646713), (23, 1212186), (46, 606093), (69, 404062), (138, 202031)]