81399254

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{29009}}^1$

素因数の和:29095

約数の個数: 16

約数和(自身を含む): 129500640

約数和(自身を除く): 48101386

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 29009, 58018, 667207, 1334414, 1769549, 3539098, 40699627, 81399254]

約数ペア:

[(1, 81399254), (2, 40699627), (23, 3539098), (46, 1769549), (61, 1334414), (122, 667207), (1403, 58018), (2806, 29009)]