28861329

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6163}}^1$

素因数の和:6396

約数の個数: 16

約数和(自身を含む): 44183552

約数和(自身を除く): 15322223

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 6163, 18489, 43141, 129423, 1374349, 4123047, 9620443, 28861329]

約数ペア:

[(1, 28861329), (3, 9620443), (7, 4123047), (21, 1374349), (223, 129423), (669, 43141), (1561, 18489), (4683, 6163)]