87231945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2027}}^1$

素因数の和:2205

約数の個数: 32

約数和(自身を含む): 147962880

約数和(自身を除く): 60730935

約数列:

[1, 3, 5, 15, 19, 57, 95, 151, 285, 453, 755, 2027, 2265, 2869, 6081, 8607, 10135, 14345, 30405, 38513, 43035, 115539, 192565, 306077, 577695, 918231, 1530385, 4591155, 5815463, 17446389, 29077315, 87231945]

約数ペア:

[(1, 87231945), (3, 29077315), (5, 17446389), (15, 5815463), (19, 4591155), (57, 1530385), (95, 918231), (151, 577695), (285, 306077), (453, 192565), (755, 115539), (2027, 43035), (2265, 38513), (2869, 30405), (6081, 14345), (8607, 10135)]