197357468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{640771}}^1$

素因数の和:640793

約数の個数: 24

約数和(自身を含む): 430598784

約数和(自身を除く): 233241316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 640771, 1281542, 2563084, 4485397, 7048481, 8970794, 14096962, 17941588, 28193924, 49339367, 98678734, 197357468]

約数ペア:

[(1, 197357468), (2, 98678734), (4, 49339367), (7, 28193924), (11, 17941588), (14, 14096962), (22, 8970794), (28, 7048481), (44, 4485397), (77, 2563084), (154, 1281542), (308, 640771)]