1312821454

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4935419}}^1$

素因数の和:4935447

約数の個数: 16

約数和(自身を含む): 2369001600

約数和(自身を除く): 1056180146

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 4935419, 9870838, 34547933, 69095866, 93772961, 187545922, 656410727, 1312821454]

約数ペア:

[(1, 1312821454), (2, 656410727), (7, 187545922), (14, 93772961), (19, 69095866), (38, 34547933), (133, 9870838), (266, 4935419)]