15290905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 22947840

約数和(自身を除く): 7656935

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 829, 1085, 2635, 3689, 4145, 5803, 14093, 18445, 25699, 29015, 70465, 98651, 128495, 179893, 436883, 493255, 899465, 2184415, 3058181, 15290905]

約数ペア:

[(1, 15290905), (5, 3058181), (7, 2184415), (17, 899465), (31, 493255), (35, 436883), (85, 179893), (119, 128495), (155, 98651), (217, 70465), (527, 29015), (595, 25699), (829, 18445), (1085, 14093), (2635, 5803), (3689, 4145)]