263187963

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{2297}}^1$

素因数の和:2771

約数の個数: 24

約数和(自身を含む): 394336800

約数和(自身を除く): 131148837

約数列:

[1, 3, 9, 29, 87, 261, 439, 1317, 2297, 3951, 6891, 12731, 20673, 38193, 66613, 114579, 199839, 599517, 1008383, 3025149, 9075447, 29243107, 87729321, 263187963]

約数ペア:

[(1, 263187963), (3, 87729321), (9, 29243107), (29, 9075447), (87, 3025149), (261, 1008383), (439, 599517), (1317, 199839), (2297, 114579), (3951, 66613), (6891, 38193), (12731, 20673)]