288768885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{6781}}^1$

素因数の和:6973

約数の個数: 32

約数和(自身を含む): 492210432

約数和(自身を除く): 203441547

約数列:

[1, 3, 5, 15, 17, 51, 85, 167, 255, 501, 835, 2505, 2839, 6781, 8517, 14195, 20343, 33905, 42585, 101715, 115277, 345831, 576385, 1132427, 1729155, 3397281, 5662135, 16986405, 19251259, 57753777, 96256295, 288768885]

約数ペア:

[(1, 288768885), (3, 96256295), (5, 57753777), (15, 19251259), (17, 16986405), (51, 5662135), (85, 3397281), (167, 1729155), (255, 1132427), (501, 576385), (835, 345831), (2505, 115277), (2839, 101715), (6781, 42585), (8517, 33905), (14195, 20343)]