1849905

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 3352320

約数和(自身を除く): 1502415

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 193, 213, 355, 579, 639, 965, 1065, 1737, 1917, 2895, 3195, 5211, 8685, 9585, 13703, 26055, 41109, 68515, 123327, 205545, 369981, 616635, 1849905]

約数ペア:

[(1, 1849905), (3, 616635), (5, 369981), (9, 205545), (15, 123327), (27, 68515), (45, 41109), (71, 26055), (135, 13703), (193, 9585), (213, 8685), (355, 5211), (579, 3195), (639, 2895), (965, 1917), (1065, 1737)]