161971838

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{373207}}^1$

素因数の和:373247

約数の個数: 16

約数和(自身を含む): 286623744

約数和(自身を除く): 124651906

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 373207, 746414, 2612449, 5224898, 11569417, 23138834, 80985919, 161971838]

約数ペア:

[(1, 161971838), (2, 80985919), (7, 23138834), (14, 11569417), (31, 5224898), (62, 2612449), (217, 746414), (434, 373207)]