1831036207

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 2527838208

約数和(自身を除く): 696802001

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 157, 191, 427, 671, 793, 1001, 1099, 1337, 1727, 2041, 2101, 2483, 4697, 5551, 8723, 9577, 11651, 12089, 14287, 14707, 17381, 22451, 27313, 29987, 61061, 67039, 81557, 105347, 124501, 128161, 151463, 157157, 191191, 209909, 329857, 389831, 737429, 871507, 897127, 1060241, 1369511, 1666093, 1829207, 2308999, 2728817, 4288141, 9586577, 11662651, 12804449, 20121277, 23779691, 30016987, 140848939, 166457837, 261576601, 1831036207]

約数ペア:

[(1, 1831036207), (7, 261576601), (11, 166457837), (13, 140848939), (61, 30016987), (77, 23779691), (91, 20121277), (143, 12804449), (157, 11662651), (191, 9586577), (427, 4288141), (671, 2728817), (793, 2308999), (1001, 1829207), (1099, 1666093), (1337, 1369511), (1727, 1060241), (2041, 897127), (2101, 871507), (2483, 737429), (4697, 389831), (5551, 329857), (8723, 209909), (9577, 191191), (11651, 157157), (12089, 151463), (14287, 128161), (14707, 124501), (17381, 105347), (22451, 81557), (27313, 67039), (29987, 61061)]