201213117

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{77899}}^1$

素因数の和:77953

約数の個数: 24

約数和(自身を含む): 340267200

約数和(自身を除く): 139054083

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 77899, 233697, 545293, 701091, 1635879, 3193859, 4907637, 9581577, 22357013, 28744731, 67071039, 201213117]

約数ペア:

[(1, 201213117), (3, 67071039), (7, 28744731), (9, 22357013), (21, 9581577), (41, 4907637), (63, 3193859), (123, 1635879), (287, 701091), (369, 545293), (861, 233697), (2583, 77899)]