1905995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 2903040

約数和(自身を除く): 997045

約数列:

[1, 5, 7, 13, 35, 59, 65, 71, 91, 295, 355, 413, 455, 497, 767, 923, 2065, 2485, 3835, 4189, 4615, 5369, 6461, 20945, 26845, 29323, 32305, 54457, 146615, 272285, 381199, 1905995]

約数ペア:

[(1, 1905995), (5, 381199), (7, 272285), (13, 146615), (35, 54457), (59, 32305), (65, 29323), (71, 26845), (91, 20945), (295, 6461), (355, 5369), (413, 4615), (455, 4189), (497, 3835), (767, 2485), (923, 2065)]