28265865

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 18908535

約数列:

[1, 3, 5, 15, 29, 87, 145, 181, 359, 435, 543, 905, 1077, 1795, 2715, 5249, 5385, 10411, 15747, 26245, 31233, 52055, 64979, 78735, 156165, 194937, 324895, 974685, 1884391, 5653173, 9421955, 28265865]

約数ペア:

[(1, 28265865), (3, 9421955), (5, 5653173), (15, 1884391), (29, 974685), (87, 324895), (145, 194937), (181, 156165), (359, 78735), (435, 64979), (543, 52055), (905, 31233), (1077, 26245), (1795, 15747), (2715, 10411), (5249, 5385)]