28120746

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{21017}}^1$

素因数の和:21245

約数の個数: 16

約数和(自身を含む): 56496384

約数和(自身を除く): 28375638

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 21017, 42034, 63051, 126102, 4686791, 9373582, 14060373, 28120746]

約数ペア:

[(1, 28120746), (2, 14060373), (3, 9373582), (6, 4686791), (223, 126102), (446, 63051), (669, 42034), (1338, 21017)]