81906201

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1019}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 131376000

約数和(自身を除く): 49469799

約数列:

[1, 3, 9, 13, 27, 39, 117, 229, 351, 687, 1019, 2061, 2977, 3057, 6183, 8931, 9171, 13247, 26793, 27513, 39741, 80379, 119223, 233351, 357669, 700053, 2100159, 3033563, 6300477, 9100689, 27302067, 81906201]

約数ペア:

[(1, 81906201), (3, 27302067), (9, 9100689), (13, 6300477), (27, 3033563), (39, 2100159), (117, 700053), (229, 357669), (351, 233351), (687, 119223), (1019, 80379), (2061, 39741), (2977, 27513), (3057, 26793), (6183, 13247), (8931, 9171)]