138437918

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1\times {\mathrm{1699}}^1$

素因数の和:2143

約数の個数: 16

約数和(自身を含む): 210038400

約数和(自身を除く): 71600482

約数列:

[1, 2, 131, 262, 311, 622, 1699, 3398, 40741, 81482, 222569, 445138, 528389, 1056778, 69218959, 138437918]

約数ペア:

[(1, 138437918), (2, 69218959), (131, 1056778), (262, 528389), (311, 445138), (622, 222569), (1699, 81482), (3398, 40741)]