172957492078

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{398519567}}^1$

素因数の和:398519607

約数の個数: 16

約数和(自身を含む): 306063028224

約数和(自身を除く): 133105536146

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 398519567, 797039134, 2789636969, 5579273938, 12354106577, 24708213154, 86478746039, 172957492078]

約数ペア:

[(1, 172957492078), (2, 86478746039), (7, 24708213154), (14, 12354106577), (31, 5579273938), (62, 2789636969), (217, 797039134), (434, 398519567)]