28138474

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{443}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 52214400

約数和(自身を除く): 24075926

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 349, 443, 698, 886, 2443, 3101, 4537, 4886, 5759, 6202, 9074, 11518, 31759, 40313, 63518, 80626, 154607, 309214, 1082249, 2009891, 2164498, 4019782, 14069237, 28138474]

約数ペア:

[(1, 28138474), (2, 14069237), (7, 4019782), (13, 2164498), (14, 2009891), (26, 1082249), (91, 309214), (182, 154607), (349, 80626), (443, 63518), (698, 40313), (886, 31759), (2443, 11518), (3101, 9074), (4537, 6202), (4886, 5759)]