27909765

素因数分解:

$3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 112

約数和(自身を含む): 58759680

約数和(自身を除く): 30849915

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 31, 39, 45, 57, 65, 81, 93, 95, 117, 135, 155, 171, 195, 243, 247, 279, 285, 351, 403, 405, 465, 513, 585, 589, 729, 741, 837, 855, 1053, 1209, 1215, 1235, 1395, 1539, 1755, 1767, 2015, 2223, 2511, 2565, 2945, 3159, 3627, 3645, 3705, 4185, 4617, 5265, 5301, 6045, 6669, 7533, 7657, 7695, 8835, 9477, 10881, 11115, 12555, 13851, 15795, 15903, 18135, 20007, 22599, 22971, 23085, 26505, 32643, 33345, 37665, 38285, 47385, 47709, 54405, 60021, 68913, 69255, 79515, 97929, 100035, 112995, 114855, 143127, 163215, 180063, 206739, 238545, 293787, 300105, 344565, 429381, 489645, 620217, 715635, 900315, 1033695, 1468935, 1860651, 2146905, 3101085, 5581953, 9303255, 27909765]

約数ペア:

[(1, 27909765), (3, 9303255), (5, 5581953), (9, 3101085), (13, 2146905), (15, 1860651), (19, 1468935), (27, 1033695), (31, 900315), (39, 715635), (45, 620217), (57, 489645), (65, 429381), (81, 344565), (93, 300105), (95, 293787), (117, 238545), (135, 206739), (155, 180063), (171, 163215), (195, 143127), (243, 114855), (247, 112995), (279, 100035), (285, 97929), (351, 79515), (403, 69255), (405, 68913), (465, 60021), (513, 54405), (585, 47709), (589, 47385), (729, 38285), (741, 37665), (837, 33345), (855, 32643), (1053, 26505), (1209, 23085), (1215, 22971), (1235, 22599), (1395, 20007), (1539, 18135), (1755, 15903), (1767, 15795), (2015, 13851), (2223, 12555), (2511, 11115), (2565, 10881), (2945, 9477), (3159, 8835), (3627, 7695), (3645, 7657), (3705, 7533), (4185, 6669), (4617, 6045), (5265, 5301)]