380015272

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{521999}}^1$

素因数の和:522025

約数の個数: 32

約数和(自身を含む): 876960000

約数和(自身を除く): 496944728

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 521999, 1043998, 2087996, 3653993, 4175992, 6785987, 7307986, 13571974, 14615972, 27143948, 29231944, 47501909, 54287896, 95003818, 190007636, 380015272]

約数ペア:

[(1, 380015272), (2, 190007636), (4, 95003818), (7, 54287896), (8, 47501909), (13, 29231944), (14, 27143948), (26, 14615972), (28, 13571974), (52, 7307986), (56, 6785987), (91, 4175992), (104, 3653993), (182, 2087996), (364, 1043998), (728, 521999)]