201161709

素因数分解:

$3^2\times 7^2\times {\mathrm{456149}}^1$

素因数の和:456169

約数の個数: 18

約数和(自身を含む): 338007150

約数和(自身を除く): 136845441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 456149, 1368447, 3193043, 4105341, 9579129, 22351301, 28737387, 67053903, 201161709]

約数ペア:

[(1, 201161709), (3, 67053903), (7, 28737387), (9, 22351301), (21, 9579129), (49, 4105341), (63, 3193043), (147, 1368447), (441, 456149)]