28767387

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 45879680

約数和(自身を除く): 17112293

約数列:

[1, 3, 11, 19, 33, 43, 57, 97, 121, 129, 209, 291, 363, 473, 627, 817, 1067, 1419, 1843, 2299, 2451, 3201, 4171, 5203, 5529, 6897, 8987, 11737, 12513, 15609, 20273, 26961, 35211, 45881, 60819, 79249, 98857, 137643, 223003, 237747, 296571, 504691, 669009, 871739, 1514073, 2615217, 9589129, 28767387]

約数ペア:

[(1, 28767387), (3, 9589129), (11, 2615217), (19, 1514073), (33, 871739), (43, 669009), (57, 504691), (97, 296571), (121, 237747), (129, 223003), (209, 137643), (291, 98857), (363, 79249), (473, 60819), (627, 45881), (817, 35211), (1067, 26961), (1419, 20273), (1843, 15609), (2299, 12513), (2451, 11737), (3201, 8987), (4171, 6897), (5203, 5529)]