30857876

素因数分解:

$2^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2557}}^1$

素因数の和:2999

約数の個数: 24

約数和(自身を含む): 61883136

約数和(自身を除く): 31025260

約数列:

[1, 2, 4, 7, 14, 28, 431, 862, 1724, 2557, 3017, 5114, 6034, 10228, 12068, 17899, 35798, 71596, 1102067, 2204134, 4408268, 7714469, 15428938, 30857876]

約数ペア:

[(1, 30857876), (2, 15428938), (4, 7714469), (7, 4408268), (14, 2204134), (28, 1102067), (431, 71596), (862, 35798), (1724, 17899), (2557, 12068), (3017, 10228), (5114, 6034)]