31713370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2741}}^1$

素因数の和:2850

約数の個数: 32

約数和(自身を含む): 62188560

約数和(自身を除く): 30475190

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 2741, 5482, 5785, 11570, 13705, 27410, 35633, 71266, 178165, 243949, 356330, 487898, 1219745, 2439490, 3171337, 6342674, 15856685, 31713370]

約数ペア:

[(1, 31713370), (2, 15856685), (5, 6342674), (10, 3171337), (13, 2439490), (26, 1219745), (65, 487898), (89, 356330), (130, 243949), (178, 178165), (445, 71266), (890, 35633), (1157, 27410), (2314, 13705), (2741, 11570), (5482, 5785)]