81213664

素因数分解:

$2^5\times 7^1\times {\mathrm{362561}}^1$

素因数の和:362578

約数の個数: 24

約数和(自身を含む): 182731248

約数和(自身を除く): 101517584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 362561, 725122, 1450244, 2537927, 2900488, 5075854, 5800976, 10151708, 11601952, 20303416, 40606832, 81213664]

約数ペア:

[(1, 81213664), (2, 40606832), (4, 20303416), (7, 11601952), (8, 10151708), (14, 5800976), (16, 5075854), (28, 2900488), (32, 2537927), (56, 1450244), (112, 725122), (224, 362561)]