311919543

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{37549}}^1$

素因数の和:37639

約数の個数: 24

約数和(自身を含む): 492055200

約数和(自身を除く): 180135657

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 37549, 112647, 337941, 488137, 1464411, 2665979, 4393233, 7997937, 23993811, 34657727, 103973181, 311919543]

約数ペア:

[(1, 311919543), (3, 103973181), (9, 34657727), (13, 23993811), (39, 7997937), (71, 4393233), (117, 2665979), (213, 1464411), (639, 488137), (923, 337941), (2769, 112647), (8307, 37549)]