26387865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4409}}^1$

素因数の和:4446

約数の個数: 48

約数和(自身を含む): 55036800

約数和(自身を除く): 28648935

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 4409, 5985, 13227, 22045, 30863, 39681, 66135, 83771, 92589, 154315, 198405, 251313, 277767, 418855, 462945, 586397, 753939, 1256565, 1388835, 1759191, 2931985, 3769695, 5277573, 8795955, 26387865]

約数ペア:

[(1, 26387865), (3, 8795955), (5, 5277573), (7, 3769695), (9, 2931985), (15, 1759191), (19, 1388835), (21, 1256565), (35, 753939), (45, 586397), (57, 462945), (63, 418855), (95, 277767), (105, 251313), (133, 198405), (171, 154315), (285, 92589), (315, 83771), (399, 66135), (665, 39681), (855, 30863), (1197, 22045), (1995, 13227), (4409, 5985)]