2011302081

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 3033750720

約数和(自身を除く): 1022448639

約数列:

[1, 3, 9, 43, 97, 129, 131, 291, 387, 393, 409, 873, 1179, 1227, 3681, 4171, 5633, 12513, 12707, 16899, 17587, 37539, 38121, 39673, 50697, 52761, 53579, 114363, 119019, 158283, 160737, 357057, 482211, 546401, 1639203, 1705939, 2303897, 4917609, 5117817, 5197163, 6911691, 15353451, 15591489, 20735073, 46774467, 223478009, 670434027, 2011302081]

約数ペア:

[(1, 2011302081), (3, 670434027), (9, 223478009), (43, 46774467), (97, 20735073), (129, 15591489), (131, 15353451), (291, 6911691), (387, 5197163), (393, 5117817), (409, 4917609), (873, 2303897), (1179, 1705939), (1227, 1639203), (3681, 546401), (4171, 482211), (5633, 357057), (12513, 160737), (12707, 158283), (16899, 119019), (17587, 114363), (37539, 53579), (38121, 52761), (39673, 50697)]