28281946

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1783}}^1$

素因数の和:1906

約数の個数: 32

約数和(自身を含む): 53434368

約数和(自身を除く): 25152422

約数列:

[1, 2, 7, 11, 14, 22, 77, 103, 154, 206, 721, 1133, 1442, 1783, 2266, 3566, 7931, 12481, 15862, 19613, 24962, 39226, 137291, 183649, 274582, 367298, 1285543, 2020139, 2571086, 4040278, 14140973, 28281946]

約数ペア:

[(1, 28281946), (2, 14140973), (7, 4040278), (11, 2571086), (14, 2020139), (22, 1285543), (77, 367298), (103, 274582), (154, 183649), (206, 137291), (721, 39226), (1133, 24962), (1442, 19613), (1783, 15862), (2266, 12481), (3566, 7931)]