638414

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1511

約数の個数: 16

約数和(自身を含む): 1130496

約数和(自身を除く): 492082

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 1471, 2942, 10297, 20594, 45601, 91202, 319207, 638414]

約数ペア:

[(1, 638414), (2, 319207), (7, 91202), (14, 45601), (31, 20594), (62, 10297), (217, 2942), (434, 1471)]