28291516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{1019}}^1$

素因数の和:1665

約数の個数: 24

約数和(自身を含む): 54149760

約数和(自身を除く): 25858244

約数列:

[1, 2, 4, 11, 22, 44, 631, 1019, 1262, 2038, 2524, 4076, 6941, 11209, 13882, 22418, 27764, 44836, 642989, 1285978, 2571956, 7072879, 14145758, 28291516]

約数ペア:

[(1, 28291516), (2, 14145758), (4, 7072879), (11, 2571956), (22, 1285978), (44, 642989), (631, 44836), (1019, 27764), (1262, 22418), (2038, 13882), (2524, 11209), (4076, 6941)]