3956085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 8261760

約数和(自身を除く): 4305675

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 661, 665, 855, 1197, 1983, 1995, 3305, 4627, 5949, 5985, 9915, 12559, 13881, 23135, 29745, 37677, 41643, 62795, 69405, 87913, 113031, 188385, 208215, 263739, 439565, 565155, 791217, 1318695, 3956085]

約数ペア:

[(1, 3956085), (3, 1318695), (5, 791217), (7, 565155), (9, 439565), (15, 263739), (19, 208215), (21, 188385), (35, 113031), (45, 87913), (57, 69405), (63, 62795), (95, 41643), (105, 37677), (133, 29745), (171, 23135), (285, 13881), (315, 12559), (399, 9915), (661, 5985), (665, 5949), (855, 4627), (1197, 3305), (1983, 1995)]