28404

素因数分解:

$2^2\times 3^3\times {\mathrm{263}}^1$

素因数の和:276

約数の個数: 24

約数和(自身を含む): 73920

約数和(自身を除く): 45516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 526, 789, 1052, 1578, 2367, 3156, 4734, 7101, 9468, 14202, 28404]

約数ペア:

[(1, 28404), (2, 14202), (3, 9468), (4, 7101), (6, 4734), (9, 3156), (12, 2367), (18, 1578), (27, 1052), (36, 789), (54, 526), (108, 263)]