28484355

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 46738944

約数和(自身を除く): 18254589

約数列:

[1, 3, 5, 15, 83, 137, 167, 249, 411, 415, 501, 685, 835, 1245, 2055, 2505, 11371, 13861, 22879, 34113, 41583, 56855, 68637, 69305, 114395, 170565, 207915, 343185, 1898957, 5696871, 9494785, 28484355]

約数ペア:

[(1, 28484355), (3, 9494785), (5, 5696871), (15, 1898957), (83, 343185), (137, 207915), (167, 170565), (249, 114395), (411, 69305), (415, 68637), (501, 56855), (685, 41583), (835, 34113), (1245, 22879), (2055, 13861), (2505, 11371)]