51144615

素因数分解:

$3^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{431}}^1$

素因数の和:741

約数の個数: 40

約数和(自身を含む): 92207808

約数和(自身を除く): 41063193

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 293, 405, 431, 879, 1293, 1465, 2155, 2637, 3879, 4395, 6465, 7911, 11637, 13185, 19395, 23733, 34911, 39555, 58185, 118665, 126283, 174555, 378849, 631415, 1136547, 1894245, 3409641, 5682735, 10228923, 17048205, 51144615]

約数ペア:

[(1, 51144615), (3, 17048205), (5, 10228923), (9, 5682735), (15, 3409641), (27, 1894245), (45, 1136547), (81, 631415), (135, 378849), (293, 174555), (405, 126283), (431, 118665), (879, 58185), (1293, 39555), (1465, 34911), (2155, 23733), (2637, 19395), (3879, 13185), (4395, 11637), (6465, 7911)]