254893005

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2503}}^1$

素因数の和:2618

約数の個数: 48

約数和(自身を含む): 462498816

約数和(自身を除く): 207605811

約数列:

[1, 3, 5, 9, 15, 31, 45, 73, 93, 155, 219, 279, 365, 465, 657, 1095, 1395, 2263, 2503, 3285, 6789, 7509, 11315, 12515, 20367, 22527, 33945, 37545, 77593, 101835, 112635, 182719, 232779, 387965, 548157, 698337, 913595, 1163895, 1644471, 2740785, 3491685, 5664289, 8222355, 16992867, 28321445, 50978601, 84964335, 254893005]

約数ペア:

[(1, 254893005), (3, 84964335), (5, 50978601), (9, 28321445), (15, 16992867), (31, 8222355), (45, 5664289), (73, 3491685), (93, 2740785), (155, 1644471), (219, 1163895), (279, 913595), (365, 698337), (465, 548157), (657, 387965), (1095, 232779), (1395, 182719), (2263, 112635), (2503, 101835), (3285, 77593), (6789, 37545), (7509, 33945), (11315, 22527), (12515, 20367)]