12999405

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14207}}^1$

素因数の和:14276

約数の個数: 16

約数和(自身を含む): 21141504

約数和(自身を除く): 8142099

約数列:

[1, 3, 5, 15, 61, 183, 305, 915, 14207, 42621, 71035, 213105, 866627, 2599881, 4333135, 12999405]

約数ペア:

[(1, 12999405), (3, 4333135), (5, 2599881), (15, 866627), (61, 213105), (183, 71035), (305, 42621), (915, 14207)]