31143896

素因数分解:

$2^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1321}}^1$

素因数の和:1755

約数の個数: 32

約数和(自身を含む): 66946080

約数和(自身を除く): 35802184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 421, 842, 1321, 1684, 2642, 2947, 3368, 5284, 5894, 9247, 10568, 11788, 18494, 23576, 36988, 73976, 556141, 1112282, 2224564, 3892987, 4449128, 7785974, 15571948, 31143896]

約数ペア:

[(1, 31143896), (2, 15571948), (4, 7785974), (7, 4449128), (8, 3892987), (14, 2224564), (28, 1112282), (56, 556141), (421, 73976), (842, 36988), (1321, 23576), (1684, 18494), (2642, 11788), (2947, 10568), (3368, 9247), (5284, 5894)]