28901132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{5099}}^1$

素因数の和:5225

約数の個数: 24

約数和(自身を含む): 54978000

約数和(自身を除く): 26076868

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5099, 5668, 10198, 20396, 66287, 132574, 265148, 555791, 1111582, 2223164, 7225283, 14450566, 28901132]

約数ペア:

[(1, 28901132), (2, 14450566), (4, 7225283), (13, 2223164), (26, 1111582), (52, 555791), (109, 265148), (218, 132574), (436, 66287), (1417, 20396), (2834, 10198), (5099, 5668)]