25213545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{26681}}^1$

素因数の和:26702

約数の個数: 32

約数和(自身を含む): 51229440

約数和(自身を除く): 26015895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 26681, 80043, 133405, 186767, 240129, 400215, 560301, 720387, 933835, 1200645, 1680903, 2801505, 3601935, 5042709, 8404515, 25213545]

約数ペア:

[(1, 25213545), (3, 8404515), (5, 5042709), (7, 3601935), (9, 2801505), (15, 1680903), (21, 1200645), (27, 933835), (35, 720387), (45, 560301), (63, 400215), (105, 240129), (135, 186767), (189, 133405), (315, 80043), (945, 26681)]