2542904

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 5985000

約数和(自身を除く): 3442096

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 499, 637, 728, 998, 1274, 1996, 2548, 3493, 3992, 5096, 6487, 6986, 12974, 13972, 24451, 25948, 27944, 45409, 48902, 51896, 90818, 97804, 181636, 195608, 317863, 363272, 635726, 1271452, 2542904]

約数ペア:

[(1, 2542904), (2, 1271452), (4, 635726), (7, 363272), (8, 317863), (13, 195608), (14, 181636), (26, 97804), (28, 90818), (49, 51896), (52, 48902), (56, 45409), (91, 27944), (98, 25948), (104, 24451), (182, 13972), (196, 12974), (364, 6986), (392, 6487), (499, 5096), (637, 3992), (728, 3493), (998, 2548), (1274, 1996)]