64147993

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1303}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 79158016

約数和(自身を除く): 15010023

約数列:

[1, 7, 13, 91, 541, 1303, 3787, 7033, 9121, 16939, 49231, 118573, 704923, 4934461, 9163999, 64147993]

約数ペア:

[(1, 64147993), (7, 9163999), (13, 4934461), (91, 704923), (541, 118573), (1303, 49231), (3787, 16939), (7033, 9121)]