126721811968

素因数分解:

$2^9\times {\mathrm{139}}^1\times {\mathrm{1780601}}^1$

素因数の和:1780758

約数の個数: 40

約数和(自身を含む): 255017818440

約数和(自身を除く): 128296006472

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 512, 556, 1112, 2224, 4448, 8896, 17792, 35584, 71168, 1780601, 3561202, 7122404, 14244808, 28489616, 56979232, 113958464, 227916928, 247503539, 455833856, 495007078, 911667712, 990014156, 1980028312, 3960056624, 7920113248, 15840226496, 31680452992, 63360905984, 126721811968]

約数ペア:

[(1, 126721811968), (2, 63360905984), (4, 31680452992), (8, 15840226496), (16, 7920113248), (32, 3960056624), (64, 1980028312), (128, 990014156), (139, 911667712), (256, 495007078), (278, 455833856), (512, 247503539), (556, 227916928), (1112, 113958464), (2224, 56979232), (4448, 28489616), (8896, 14244808), (17792, 7122404), (35584, 3561202), (71168, 1780601)]