28933149

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1619}}^1$

素因数の和:1689

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 18344931

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1619, 2553, 4857, 5957, 11333, 17871, 33999, 37237, 59903, 111711, 179709, 260659, 419321, 781977, 1257963, 1377769, 4133307, 9644383, 28933149]

約数ペア:

[(1, 28933149), (3, 9644383), (7, 4133307), (21, 1377769), (23, 1257963), (37, 781977), (69, 419321), (111, 260659), (161, 179709), (259, 111711), (483, 59903), (777, 37237), (851, 33999), (1619, 17871), (2553, 11333), (4857, 5957)]