56777355

素因数分解:

$3^4\times 5^1\times {\mathrm{140191}}^1$

素因数の和:140208

約数の個数: 20

約数和(自身を含む): 101779392

約数和(自身を除く): 45002037

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 140191, 420573, 700955, 1261719, 2102865, 3785157, 6308595, 11355471, 18925785, 56777355]

約数ペア:

[(1, 56777355), (3, 18925785), (5, 11355471), (9, 6308595), (15, 3785157), (27, 2102865), (45, 1261719), (81, 700955), (135, 420573), (405, 140191)]