678688006

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2711}}^1$

素因数の和:2868

約数の個数: 32

約数和(自身を含む): 1082543616

約数和(自身を除く): 403855610

約数列:

[1, 2, 41, 43, 71, 82, 86, 142, 1763, 2711, 2911, 3053, 3526, 5422, 5822, 6106, 111151, 116573, 125173, 192481, 222302, 233146, 250346, 384962, 4779493, 7891721, 8276683, 9558986, 15783442, 16553366, 339344003, 678688006]

約数ペア:

[(1, 678688006), (2, 339344003), (41, 16553366), (43, 15783442), (71, 9558986), (82, 8276683), (86, 7891721), (142, 4779493), (1763, 384962), (2711, 250346), (2911, 233146), (3053, 222302), (3526, 192481), (5422, 125173), (5822, 116573), (6106, 111151)]