28915537

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 35479080

約数和(自身を除く): 6563543

約数列:

[1, 7, 37, 41, 49, 259, 287, 389, 1517, 1813, 2009, 2723, 10619, 14393, 15949, 19061, 74333, 100751, 111643, 590113, 705257, 781501, 4130791, 28915537]

約数ペア:

[(1, 28915537), (7, 4130791), (37, 781501), (41, 705257), (49, 590113), (259, 111643), (287, 100751), (389, 74333), (1517, 19061), (1813, 15949), (2009, 14393), (2723, 10619)]