27720355908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4647947}}^1$

素因数の和:4648032

約数の個数: 48

約数和(自身を含む): 74962105344

約数和(自身を除く): 47241749436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 4647947, 9295894, 13943841, 18591788, 27887682, 32535629, 55775364, 65071258, 97606887, 130142516, 195213774, 330004237, 390427548, 660008474, 990012711, 1320016948, 1980025422, 2310029659, 3960050844, 4620059318, 6930088977, 9240118636, 13860177954, 27720355908]

約数ペア:

[(1, 27720355908), (2, 13860177954), (3, 9240118636), (4, 6930088977), (6, 4620059318), (7, 3960050844), (12, 2310029659), (14, 1980025422), (21, 1320016948), (28, 990012711), (42, 660008474), (71, 390427548), (84, 330004237), (142, 195213774), (213, 130142516), (284, 97606887), (426, 65071258), (497, 55775364), (852, 32535629), (994, 27887682), (1491, 18591788), (1988, 13943841), (2982, 9295894), (5964, 4647947)]