289871344

素因数分解:

$2^4\times 7^1\times {\mathrm{863}}^1\times {\mathrm{2999}}^1$

素因数の和:3877

約数の個数: 40

約数和(自身を含む): 642816000

約数和(自身を除く): 352944656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 863, 1726, 2999, 3452, 5998, 6041, 6904, 11996, 12082, 13808, 20993, 23992, 24164, 41986, 47984, 48328, 83972, 96656, 167944, 335888, 2588137, 5176274, 10352548, 18116959, 20705096, 36233918, 41410192, 72467836, 144935672, 289871344]

約数ペア:

[(1, 289871344), (2, 144935672), (4, 72467836), (7, 41410192), (8, 36233918), (14, 20705096), (16, 18116959), (28, 10352548), (56, 5176274), (112, 2588137), (863, 335888), (1726, 167944), (2999, 96656), (3452, 83972), (5998, 48328), (6041, 47984), (6904, 41986), (11996, 24164), (12082, 23992), (13808, 20993)]