1561567238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10140047}}^1$

素因数の和:10140067

約数の個数: 16

約数和(自身を含む): 2920333824

約数和(自身を除く): 1358766586

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 10140047, 20280094, 70980329, 111540517, 141960658, 223081034, 780783619, 1561567238]

約数ペア:

[(1, 1561567238), (2, 780783619), (7, 223081034), (11, 141960658), (14, 111540517), (22, 70980329), (77, 20280094), (154, 10140047)]