201968517

素因数分解:

$3^1\times {\mathrm{17}}^3\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 291651840

約数和(自身を除く): 89683323

約数列:

[1, 3, 17, 51, 71, 193, 213, 289, 579, 867, 1207, 3281, 3621, 4913, 9843, 13703, 14739, 20519, 41109, 55777, 61557, 167331, 232951, 348823, 698853, 948209, 1046469, 2844627, 3960167, 11880501, 67322839, 201968517]

約数ペア:

[(1, 201968517), (3, 67322839), (17, 11880501), (51, 3960167), (71, 2844627), (193, 1046469), (213, 948209), (289, 698853), (579, 348823), (867, 232951), (1207, 167331), (3281, 61557), (3621, 55777), (4913, 41109), (9843, 20519), (13703, 14739)]