247294768

素因数分解:

$2^4\times 7^3\times {\mathrm{45061}}^1$

素因数の和:45090

約数の個数: 40

約数和(自身を含む): 558768800

約数和(自身を除く): 311474032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 45061, 90122, 180244, 315427, 360488, 630854, 720976, 1261708, 2207989, 2523416, 4415978, 5046832, 8831956, 15455923, 17663912, 30911846, 35327824, 61823692, 123647384, 247294768]

約数ペア:

[(1, 247294768), (2, 123647384), (4, 61823692), (7, 35327824), (8, 30911846), (14, 17663912), (16, 15455923), (28, 8831956), (49, 5046832), (56, 4415978), (98, 2523416), (112, 2207989), (196, 1261708), (343, 720976), (392, 630854), (686, 360488), (784, 315427), (1372, 180244), (2744, 90122), (5488, 45061)]