31055990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{911}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 64088064

約数和(自身を除く): 33032074

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 487, 911, 974, 1822, 2435, 3409, 4555, 4870, 6377, 6818, 9110, 12754, 17045, 31885, 34090, 63770, 443657, 887314, 2218285, 3105599, 4436570, 6211198, 15527995, 31055990]

約数ペア:

[(1, 31055990), (2, 15527995), (5, 6211198), (7, 4436570), (10, 3105599), (14, 2218285), (35, 887314), (70, 443657), (487, 63770), (911, 34090), (974, 31885), (1822, 17045), (2435, 12754), (3409, 9110), (4555, 6818), (4870, 6377)]