858000976

素因数分解:

$2^4\times 7^2\times {\mathrm{857}}^1\times {\mathrm{1277}}^1$

素因数の和:2156

約数の個数: 60

約数和(自身を含む): 1937557908

約数和(自身を除く): 1079556932

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 857, 1277, 1714, 2554, 3428, 5108, 5999, 6856, 8939, 10216, 11998, 13712, 17878, 20432, 23996, 35756, 41993, 47992, 62573, 71512, 83986, 95984, 125146, 143024, 167972, 250292, 335944, 500584, 671888, 1001168, 1094389, 2188778, 4377556, 7660723, 8755112, 15321446, 17510224, 30642892, 53625061, 61285784, 107250122, 122571568, 214500244, 429000488, 858000976]

約数ペア:

[(1, 858000976), (2, 429000488), (4, 214500244), (7, 122571568), (8, 107250122), (14, 61285784), (16, 53625061), (28, 30642892), (49, 17510224), (56, 15321446), (98, 8755112), (112, 7660723), (196, 4377556), (392, 2188778), (784, 1094389), (857, 1001168), (1277, 671888), (1714, 500584), (2554, 335944), (3428, 250292), (5108, 167972), (5999, 143024), (6856, 125146), (8939, 95984), (10216, 83986), (11998, 71512), (13712, 62573), (17878, 47992), (20432, 41993), (23996, 35756)]