28403438

素因数分解:

$2^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{2659}}^1$

素因数の和:2784

約数の個数: 24

約数和(自身を含む): 50034600

約数和(自身を除く): 21631162

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 763, 1526, 2659, 5318, 5341, 10682, 18613, 37226, 130291, 260582, 289831, 579662, 2028817, 4057634, 14201719, 28403438]

約数ペア:

[(1, 28403438), (2, 14201719), (7, 4057634), (14, 2028817), (49, 579662), (98, 289831), (109, 260582), (218, 130291), (763, 37226), (1526, 18613), (2659, 10682), (5318, 5341)]