2191695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 3939840

約数和(自身を除く): 1748145

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 359, 407, 555, 1077, 1221, 1795, 2035, 3949, 5385, 6105, 11847, 13283, 19745, 39849, 59235, 66415, 146113, 199245, 438339, 730565, 2191695]

約数ペア:

[(1, 2191695), (3, 730565), (5, 438339), (11, 199245), (15, 146113), (33, 66415), (37, 59235), (55, 39849), (111, 19745), (165, 13283), (185, 11847), (359, 6105), (407, 5385), (555, 3949), (1077, 2035), (1221, 1795)]