31160415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 59673600

約数和(自身を除く): 28513185

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 73, 143, 165, 195, 199, 219, 365, 429, 597, 715, 803, 949, 995, 1095, 2145, 2189, 2409, 2587, 2847, 2985, 4015, 4745, 6567, 7761, 10439, 10945, 12045, 12935, 14235, 14527, 28457, 31317, 32835, 38805, 43581, 52195, 72635, 85371, 142285, 156585, 159797, 188851, 217905, 426855, 479391, 566553, 798985, 944255, 2077361, 2396955, 2832765, 6232083, 10386805, 31160415]

約数ペア:

[(1, 31160415), (3, 10386805), (5, 6232083), (11, 2832765), (13, 2396955), (15, 2077361), (33, 944255), (39, 798985), (55, 566553), (65, 479391), (73, 426855), (143, 217905), (165, 188851), (195, 159797), (199, 156585), (219, 142285), (365, 85371), (429, 72635), (597, 52195), (715, 43581), (803, 38805), (949, 32835), (995, 31317), (1095, 28457), (2145, 14527), (2189, 14235), (2409, 12935), (2587, 12045), (2847, 10945), (2985, 10439), (4015, 7761), (4745, 6567)]