74947271

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 20853049

約数列:

[1, 7, 17, 23, 119, 139, 161, 197, 391, 973, 1379, 2363, 2737, 3197, 3349, 4531, 16541, 22379, 23443, 27383, 31717, 54349, 77027, 191681, 380443, 465511, 539189, 629809, 3258577, 4408663, 10706753, 74947271]

約数ペア:

[(1, 74947271), (7, 10706753), (17, 4408663), (23, 3258577), (119, 629809), (139, 539189), (161, 465511), (197, 380443), (391, 191681), (973, 77027), (1379, 54349), (2363, 31717), (2737, 27383), (3197, 23443), (3349, 22379), (4531, 16541)]