201262257

素因数分解:

$3^2\times 7^2\times {\mathrm{456377}}^1$

素因数の和:456397

約数の個数: 18

約数和(自身を含む): 338176098

約数和(自身を除く): 136913841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456377, 1369131, 3194639, 4107393, 9583917, 22362473, 28751751, 67087419, 201262257]

約数ペア:

[(1, 201262257), (3, 67087419), (7, 28751751), (9, 22362473), (21, 9583917), (49, 4107393), (63, 3194639), (147, 1369131), (441, 456377)]