12747476

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2311}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 25635456

約数和(自身を除く): 12887980

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2311, 2758, 4622, 5516, 9244, 16177, 32354, 64708, 455267, 910534, 1821068, 3186869, 6373738, 12747476]

約数ペア:

[(1, 12747476), (2, 6373738), (4, 3186869), (7, 1821068), (14, 910534), (28, 455267), (197, 64708), (394, 32354), (788, 16177), (1379, 9244), (2311, 5516), (2758, 4622)]