28479855

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{839}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 47738880

約数和(自身を除く): 19259025

約数列:

[1, 3, 5, 15, 31, 73, 93, 155, 219, 365, 465, 839, 1095, 2263, 2517, 4195, 6789, 11315, 12585, 26009, 33945, 61247, 78027, 130045, 183741, 306235, 390135, 918705, 1898657, 5695971, 9493285, 28479855]

約数ペア:

[(1, 28479855), (3, 9493285), (5, 5695971), (15, 1898657), (31, 918705), (73, 390135), (93, 306235), (155, 183741), (219, 130045), (365, 78027), (465, 61247), (839, 33945), (1095, 26009), (2263, 12585), (2517, 11315), (4195, 6789)]