16704765

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1607}}^1$

素因数の和:1639

約数の個数: 64

約数和(自身を含む): 37048320

約数和(自身を除く): 20343555

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 231, 297, 315, 385, 495, 693, 945, 1155, 1485, 1607, 2079, 3465, 4821, 8035, 10395, 11249, 14463, 17677, 24105, 33747, 43389, 53031, 56245, 72315, 88385, 101241, 123739, 159093, 168735, 216945, 265155, 303723, 371217, 477279, 506205, 618695, 795465, 1113651, 1518615, 1856085, 2386395, 3340953, 5568255, 16704765]

約数ペア:

[(1, 16704765), (3, 5568255), (5, 3340953), (7, 2386395), (9, 1856085), (11, 1518615), (15, 1113651), (21, 795465), (27, 618695), (33, 506205), (35, 477279), (45, 371217), (55, 303723), (63, 265155), (77, 216945), (99, 168735), (105, 159093), (135, 123739), (165, 101241), (189, 88385), (231, 72315), (297, 56245), (315, 53031), (385, 43389), (495, 33747), (693, 24105), (945, 17677), (1155, 14463), (1485, 11249), (1607, 10395), (2079, 8035), (3465, 4821)]