39947997

素因数分解:

$3^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1\times {\mathrm{283}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 53946368

約数和(自身を除く): 13998371

約数列:

[1, 3, 211, 223, 283, 633, 669, 849, 47053, 59713, 63109, 141159, 179139, 189327, 13315999, 39947997]

約数ペア:

[(1, 39947997), (3, 13315999), (211, 189327), (223, 179139), (283, 141159), (633, 63109), (669, 59713), (849, 47053)]