55574775

素因数分解:

$3^3\times 5^2\times {\mathrm{281}}^1\times {\mathrm{293}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 102805920

約数和(自身を除く): 47231145

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 281, 293, 675, 843, 879, 1405, 1465, 2529, 2637, 4215, 4395, 7025, 7325, 7587, 7911, 12645, 13185, 21075, 21975, 37935, 39555, 63225, 65925, 82333, 189675, 197775, 246999, 411665, 740997, 1234995, 2058325, 2222991, 3704985, 6174975, 11114955, 18524925, 55574775]

約数ペア:

[(1, 55574775), (3, 18524925), (5, 11114955), (9, 6174975), (15, 3704985), (25, 2222991), (27, 2058325), (45, 1234995), (75, 740997), (135, 411665), (225, 246999), (281, 197775), (293, 189675), (675, 82333), (843, 65925), (879, 63225), (1405, 39555), (1465, 37935), (2529, 21975), (2637, 21075), (4215, 13185), (4395, 12645), (7025, 7911), (7325, 7587)]