28477323

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2027}}^1$

素因数の和:2263

約数の個数: 24

約数和(自身を含む): 47244288

約数和(自身を除く): 18766965

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 2027, 4683, 6081, 14049, 14189, 18243, 42567, 127701, 452021, 1356063, 3164147, 4068189, 9492441, 28477323]

約数ペア:

[(1, 28477323), (3, 9492441), (7, 4068189), (9, 3164147), (21, 1356063), (63, 452021), (223, 127701), (669, 42567), (1561, 18243), (2007, 14189), (2027, 14049), (4683, 6081)]