12786910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 23836032

約数和(自身を除く): 11049122

約数列:

[1, 2, 5, 10, 43, 86, 131, 215, 227, 262, 430, 454, 655, 1135, 1310, 2270, 5633, 9761, 11266, 19522, 28165, 29737, 48805, 56330, 59474, 97610, 148685, 297370, 1278691, 2557382, 6393455, 12786910]

約数ペア:

[(1, 12786910), (2, 6393455), (5, 2557382), (10, 1278691), (43, 297370), (86, 148685), (131, 97610), (215, 59474), (227, 56330), (262, 48805), (430, 29737), (454, 28165), (655, 19522), (1135, 11266), (1310, 9761), (2270, 5633)]