217771395968

素因数分解:

$2^7\times 7^1\times {\mathrm{243048433}}^1$

素因数の和:243048454

約数の個数: 32

約数和(自身を含む): 495818805360

約数和(自身を除く): 278047409392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 243048433, 486096866, 972193732, 1701339031, 1944387464, 3402678062, 3888774928, 6805356124, 7777549856, 13610712248, 15555099712, 27221424496, 31110199424, 54442848992, 108885697984, 217771395968]

約数ペア:

[(1, 217771395968), (2, 108885697984), (4, 54442848992), (7, 31110199424), (8, 27221424496), (14, 15555099712), (16, 13610712248), (28, 7777549856), (32, 6805356124), (56, 3888774928), (64, 3402678062), (112, 1944387464), (128, 1701339031), (224, 972193732), (448, 486096866), (896, 243048433)]