47971329

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{17987}}^1$

素因数の和:18124

約数の個数: 16

約数和(自身を含む): 73678848

約数和(自身を除く): 25707519

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 17987, 53961, 125909, 377727, 2284349, 6853047, 15990443, 47971329]

約数ペア:

[(1, 47971329), (3, 15990443), (7, 6853047), (21, 2284349), (127, 377727), (381, 125909), (889, 53961), (2667, 17987)]