31159755

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20983}}^1$

素因数の和:21008

約数の個数: 32

約数和(自身を含む): 60433920

約数和(自身を除く): 29274165

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 20983, 62949, 104915, 188847, 230813, 314745, 566541, 692439, 944235, 1154065, 2077317, 2832705, 3462195, 6231951, 10386585, 31159755]

約数ペア:

[(1, 31159755), (3, 10386585), (5, 6231951), (9, 3462195), (11, 2832705), (15, 2077317), (27, 1154065), (33, 944235), (45, 692439), (55, 566541), (99, 314745), (135, 230813), (165, 188847), (297, 104915), (495, 62949), (1485, 20983)]