20140459731

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{3709}}^1$

素因数の和:3946

約数の個数: 80

約数和(自身を含む): 35180178880

約数和(自身を除く): 15039719149

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 157, 183, 189, 427, 471, 549, 567, 1099, 1281, 1413, 1647, 3297, 3709, 3843, 4239, 4941, 9577, 9891, 11127, 11529, 12717, 25963, 28731, 29673, 33381, 34587, 67039, 77889, 86193, 89019, 100143, 201117, 226249, 233667, 258579, 300429, 582313, 603351, 678747, 701001, 775737, 1583743, 1746939, 1810053, 2036241, 2103003, 4076191, 4751229, 5240817, 5430159, 6108723, 12228573, 14253687, 15722451, 18326169, 35521093, 36685719, 42761061, 47167353, 106563279, 110057157, 128283183, 248647651, 319689837, 330171471, 745942953, 959069511, 2237828859, 2877208533, 6713486577, 20140459731]

約数ペア:

[(1, 20140459731), (3, 6713486577), (7, 2877208533), (9, 2237828859), (21, 959069511), (27, 745942953), (61, 330171471), (63, 319689837), (81, 248647651), (157, 128283183), (183, 110057157), (189, 106563279), (427, 47167353), (471, 42761061), (549, 36685719), (567, 35521093), (1099, 18326169), (1281, 15722451), (1413, 14253687), (1647, 12228573), (3297, 6108723), (3709, 5430159), (3843, 5240817), (4239, 4751229), (4941, 4076191), (9577, 2103003), (9891, 2036241), (11127, 1810053), (11529, 1746939), (12717, 1583743), (25963, 775737), (28731, 701001), (29673, 678747), (33381, 603351), (34587, 582313), (67039, 300429), (77889, 258579), (86193, 233667), (89019, 226249), (100143, 201117)]