890295538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{392893}}^1$

素因数の和:393009

約数の個数: 16

約数和(自身を含む): 1470995136

約数和(自身を除く): 580699598

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 392893, 785786, 4321823, 8643646, 40467979, 80935958, 445147769, 890295538]

約数ペア:

[(1, 890295538), (2, 445147769), (11, 80935958), (22, 40467979), (103, 8643646), (206, 4321823), (1133, 785786), (2266, 392893)]