25955805

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 44461440

約数和(自身を除く): 18505635

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1159, 1493, 3477, 4479, 5795, 7465, 17385, 22395, 28367, 85101, 91073, 141835, 273219, 425505, 455365, 1366095, 1730387, 5191161, 8651935, 25955805]

約数ペア:

[(1, 25955805), (3, 8651935), (5, 5191161), (15, 1730387), (19, 1366095), (57, 455365), (61, 425505), (95, 273219), (183, 141835), (285, 91073), (305, 85101), (915, 28367), (1159, 22395), (1493, 17385), (3477, 7465), (4479, 5795)]