56747991

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{1607}}^1$

素因数の和:1838

約数の個数: 16

約数和(自身を含む): 77184000

約数和(自身を除く): 20436009

約数列:

[1, 3, 79, 149, 237, 447, 1607, 4821, 11771, 35313, 126953, 239443, 380859, 718329, 18915997, 56747991]

約数ペア:

[(1, 56747991), (3, 18915997), (79, 718329), (149, 380859), (237, 239443), (447, 126953), (1607, 35313), (4821, 11771)]