31881863

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:434

約数の個数: 16

約数和(自身を含む): 35134176

約数和(自身を除く): 3252313

約数列:

[1, 13, 97, 131, 193, 1261, 1703, 2509, 12707, 18721, 25283, 165191, 243373, 328679, 2452451, 31881863]

約数ペア:

[(1, 31881863), (13, 2452451), (97, 328679), (131, 243373), (193, 165191), (1261, 25283), (1703, 18721), (2509, 12707)]