31147130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{991}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 64281600

約数和(自身を除く): 33134470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 449, 898, 991, 1982, 2245, 3143, 4490, 4955, 6286, 6937, 9910, 13874, 15715, 31430, 34685, 69370, 444959, 889918, 2224795, 3114713, 4449590, 6229426, 15573565, 31147130]

約数ペア:

[(1, 31147130), (2, 15573565), (5, 6229426), (7, 4449590), (10, 3114713), (14, 2224795), (35, 889918), (70, 444959), (449, 69370), (898, 34685), (991, 31430), (1982, 15715), (2245, 13874), (3143, 9910), (4490, 6937), (4955, 6286)]