28095145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 38191104

約数和(自身を除く): 10095959

約数列:

[1, 5, 13, 31, 65, 73, 155, 191, 365, 403, 949, 955, 2015, 2263, 2483, 4745, 5921, 11315, 12415, 13943, 29419, 29605, 69715, 76973, 147095, 181259, 384865, 432233, 906295, 2161165, 5619029, 28095145]

約数ペア:

[(1, 28095145), (5, 5619029), (13, 2161165), (31, 906295), (65, 432233), (73, 384865), (155, 181259), (191, 147095), (365, 76973), (403, 69715), (949, 29605), (955, 29419), (2015, 13943), (2263, 12415), (2483, 11315), (4745, 5921)]