28027615

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1693}}^1$

素因数の和:1759

約数の個数: 32

約数和(自身を含む): 42932736

約数和(自身を除く): 14905121

約数列:

[1, 5, 7, 11, 35, 43, 55, 77, 215, 301, 385, 473, 1505, 1693, 2365, 3311, 8465, 11851, 16555, 18623, 59255, 72799, 93115, 130361, 363995, 509593, 651805, 800789, 2547965, 4003945, 5605523, 28027615]

約数ペア:

[(1, 28027615), (5, 5605523), (7, 4003945), (11, 2547965), (35, 800789), (43, 651805), (55, 509593), (77, 363995), (215, 130361), (301, 93115), (385, 72799), (473, 59255), (1505, 18623), (1693, 16555), (2365, 11851), (3311, 8465)]