212620681

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 272104448

約数和(自身を除く): 59483767

約数列:

[1, 7, 13, 43, 67, 91, 301, 469, 559, 811, 871, 2881, 3913, 5677, 6097, 10543, 20167, 34873, 37453, 54337, 73801, 244111, 262171, 380359, 453349, 706381, 2336491, 3173443, 4944667, 16355437, 30374383, 212620681]

約数ペア:

[(1, 212620681), (7, 30374383), (13, 16355437), (43, 4944667), (67, 3173443), (91, 2336491), (301, 706381), (469, 453349), (559, 380359), (811, 262171), (871, 244111), (2881, 73801), (3913, 54337), (5677, 37453), (6097, 34873), (10543, 20167)]