201871605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{2459}}^1$

素因数の和:2901

約数の個数: 32

約数和(自身を含む): 348808320

約数和(自身を除く): 146936715

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 421, 1263, 2105, 2459, 5473, 6315, 7377, 12295, 16419, 27365, 31967, 36885, 82095, 95901, 159835, 479505, 1035239, 3105717, 5176195, 13458107, 15528585, 40374321, 67290535, 201871605]

約数ペア:

[(1, 201871605), (3, 67290535), (5, 40374321), (13, 15528585), (15, 13458107), (39, 5176195), (65, 3105717), (195, 1035239), (421, 479505), (1263, 159835), (2105, 95901), (2459, 82095), (5473, 36885), (6315, 31967), (7377, 27365), (12295, 16419)]