25872015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6983}}^1$

素因数の和:7023

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 21060465

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 6983, 20949, 34915, 90779, 104745, 132677, 272337, 398031, 453895, 663385, 1361685, 1724801, 1990155, 5174403, 8624005, 25872015]

約数ペア:

[(1, 25872015), (3, 8624005), (5, 5174403), (13, 1990155), (15, 1724801), (19, 1361685), (39, 663385), (57, 453895), (65, 398031), (95, 272337), (195, 132677), (247, 104745), (285, 90779), (741, 34915), (1235, 20949), (3705, 6983)]