72919899

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2503}}^1$

素因数の和:2608

約数の個数: 32

約数和(自身を含む): 117788160

約数和(自身を除く): 44868261

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 747, 1079, 2241, 2503, 3237, 7509, 9711, 22527, 29133, 32539, 67581, 97617, 207749, 292851, 623247, 878553, 1869741, 2700737, 5609223, 8102211, 24306633, 72919899]

約数ペア:

[(1, 72919899), (3, 24306633), (9, 8102211), (13, 5609223), (27, 2700737), (39, 1869741), (83, 878553), (117, 623247), (249, 292851), (351, 207749), (747, 97617), (1079, 67581), (2241, 32539), (2503, 29133), (3237, 22527), (7509, 9711)]