131509910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{43691}}^1$

素因数の和:43748

約数の個数: 32

約数和(自身を含む): 276832512

約数和(自身を除く): 145322602

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 1505, 3010, 43691, 87382, 218455, 305837, 436910, 611674, 1529185, 1878713, 3058370, 3757426, 9393565, 13150991, 18787130, 26301982, 65754955, 131509910]

約数ペア:

[(1, 131509910), (2, 65754955), (5, 26301982), (7, 18787130), (10, 13150991), (14, 9393565), (35, 3757426), (43, 3058370), (70, 1878713), (86, 1529185), (215, 611674), (301, 436910), (430, 305837), (602, 218455), (1505, 87382), (3010, 43691)]