261021824

素因数分解:

$2^7\times 7^2\times {\mathrm{41617}}^1$

素因数の和:41645

約数の個数: 48

約数和(自身を含む): 604917630

約数和(自身を除く): 343895806

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 41617, 83234, 166468, 291319, 332936, 582638, 665872, 1165276, 1331744, 2039233, 2330552, 2663488, 4078466, 4661104, 5326976, 8156932, 9322208, 16313864, 18644416, 32627728, 37288832, 65255456, 130510912, 261021824]

約数ペア:

[(1, 261021824), (2, 130510912), (4, 65255456), (7, 37288832), (8, 32627728), (14, 18644416), (16, 16313864), (28, 9322208), (32, 8156932), (49, 5326976), (56, 4661104), (64, 4078466), (98, 2663488), (112, 2330552), (128, 2039233), (196, 1331744), (224, 1165276), (392, 665872), (448, 582638), (784, 332936), (896, 291319), (1568, 166468), (3136, 83234), (6272, 41617)]