160215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 279936

約数和(自身を除く): 119721

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 971, 2913, 4855, 10681, 14565, 32043, 53405, 160215]

約数ペア:

[(1, 160215), (3, 53405), (5, 32043), (11, 14565), (15, 10681), (33, 4855), (55, 2913), (165, 971)]