2718885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 4773888

約数和(自身を除く): 2055003

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 191, 195, 219, 365, 573, 949, 955, 1095, 2483, 2847, 2865, 4745, 7449, 12415, 13943, 14235, 37245, 41829, 69715, 181259, 209145, 543777, 906295, 2718885]

約数ペア:

[(1, 2718885), (3, 906295), (5, 543777), (13, 209145), (15, 181259), (39, 69715), (65, 41829), (73, 37245), (191, 14235), (195, 13943), (219, 12415), (365, 7449), (573, 4745), (949, 2865), (955, 2847), (1095, 2483)]