15999919

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:550

約数の個数: 16

約数和(自身を含む): 18282880

約数和(自身を除く): 2282961

約数列:

[1, 13, 19, 211, 247, 307, 2743, 3991, 4009, 5833, 52117, 64777, 75829, 842101, 1230763, 15999919]

約数ペア:

[(1, 15999919), (13, 1230763), (19, 842101), (211, 75829), (247, 64777), (307, 52117), (2743, 5833), (3991, 4009)]