12870695

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2306

約数の個数: 16

約数和(自身を含む): 16531680

約数和(自身を除く): 3660985

約数列:

[1, 5, 19, 61, 95, 305, 1159, 2221, 5795, 11105, 42199, 135481, 210995, 677405, 2574139, 12870695]

約数ペア:

[(1, 12870695), (5, 2574139), (19, 677405), (61, 210995), (95, 135481), (305, 42199), (1159, 11105), (2221, 5795)]