31580895

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 51830784

約数和(自身を除く): 20249889

約数列:

[1, 3, 5, 15, 73, 151, 191, 219, 365, 453, 573, 755, 955, 1095, 2265, 2865, 11023, 13943, 28841, 33069, 41829, 55115, 69715, 86523, 144205, 165345, 209145, 432615, 2105393, 6316179, 10526965, 31580895]

約数ペア:

[(1, 31580895), (3, 10526965), (5, 6316179), (15, 2105393), (73, 432615), (151, 209145), (191, 165345), (219, 144205), (365, 86523), (453, 69715), (573, 55115), (755, 41829), (955, 33069), (1095, 28841), (2265, 13943), (2865, 11023)]