81512678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{108107}}^1$

素因数の和:108151

約数の個数: 16

約数和(自身を含む): 136216080

約数和(自身を除く): 54703402

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 108107, 216214, 1405391, 2810782, 3135103, 6270206, 40756339, 81512678]

約数ペア:

[(1, 81512678), (2, 40756339), (13, 6270206), (26, 3135103), (29, 2810782), (58, 1405391), (377, 216214), (754, 108107)]