15945853

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 21231360

約数和(自身を除く): 5285507

約数列:

[1, 7, 11, 29, 37, 77, 193, 203, 259, 319, 407, 1073, 1351, 2123, 2233, 2849, 5597, 7141, 7511, 11803, 14861, 39179, 49987, 61567, 78551, 82621, 207089, 430969, 549857, 1449623, 2277979, 15945853]

約数ペア:

[(1, 15945853), (7, 2277979), (11, 1449623), (29, 549857), (37, 430969), (77, 207089), (193, 82621), (203, 78551), (259, 61567), (319, 49987), (407, 39179), (1073, 14861), (1351, 11803), (2123, 7511), (2233, 7141), (2849, 5597)]