81981116

素因数分解:

$2^2\times 7^3\times {\mathrm{59753}}^1$

素因数の和:59778

約数の個数: 24

約数和(自身を含む): 167311200

約数和(自身を除く): 85330084

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 59753, 119506, 239012, 418271, 836542, 1673084, 2927897, 5855794, 11711588, 20495279, 40990558, 81981116]

約数ペア:

[(1, 81981116), (2, 40990558), (4, 20495279), (7, 11711588), (14, 5855794), (28, 2927897), (49, 1673084), (98, 836542), (196, 418271), (343, 239012), (686, 119506), (1372, 59753)]