1899291471

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{673}}^1$

素因数の和:1356

約数の個数: 64

約数和(自身を含む): 3333550080

約数和(自身を除く): 1434258609

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 643, 673, 1463, 1929, 2019, 4389, 4501, 4711, 7073, 7403, 12217, 12787, 13503, 14133, 21219, 22209, 36651, 38361, 49511, 51821, 85519, 89509, 134387, 140657, 148533, 155463, 256557, 268527, 403161, 421971, 432739, 940709, 984599, 1298217, 2822127, 2953797, 3029173, 4760129, 8222041, 9087519, 14280387, 24666123, 33320903, 57554287, 90442451, 99962709, 172662861, 271327353, 633097157, 1899291471]

約数ペア:

[(1, 1899291471), (3, 633097157), (7, 271327353), (11, 172662861), (19, 99962709), (21, 90442451), (33, 57554287), (57, 33320903), (77, 24666123), (133, 14280387), (209, 9087519), (231, 8222041), (399, 4760129), (627, 3029173), (643, 2953797), (673, 2822127), (1463, 1298217), (1929, 984599), (2019, 940709), (4389, 432739), (4501, 421971), (4711, 403161), (7073, 268527), (7403, 256557), (12217, 155463), (12787, 148533), (13503, 140657), (14133, 134387), (21219, 89509), (22209, 85519), (36651, 51821), (38361, 49511)]