217875714

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{5187517}}^1$

素因数の和:5187529

約数の個数: 16

約数和(自身を含む): 498001728

約数和(自身を除く): 280126014

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 5187517, 10375034, 15562551, 31125102, 36312619, 72625238, 108937857, 217875714]

約数ペア:

[(1, 217875714), (2, 108937857), (3, 72625238), (6, 36312619), (7, 31125102), (14, 15562551), (21, 10375034), (42, 5187517)]