17964765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 39626496

約数和(自身を除く): 21661731

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 41, 45, 63, 65, 91, 105, 107, 117, 123, 195, 205, 273, 287, 315, 321, 369, 455, 533, 535, 585, 615, 749, 819, 861, 963, 1365, 1391, 1435, 1599, 1605, 1845, 2247, 2583, 2665, 3731, 3745, 4095, 4173, 4305, 4387, 4797, 4815, 6741, 6955, 7995, 9737, 11193, 11235, 12519, 12915, 13161, 18655, 20865, 21935, 23985, 29211, 30709, 33579, 33705, 39483, 48685, 55965, 57031, 62595, 65805, 87633, 92127, 146055, 153545, 167895, 171093, 197415, 276381, 285155, 399217, 438165, 460635, 513279, 855465, 1197651, 1381905, 1996085, 2566395, 3592953, 5988255, 17964765]

約数ペア:

[(1, 17964765), (3, 5988255), (5, 3592953), (7, 2566395), (9, 1996085), (13, 1381905), (15, 1197651), (21, 855465), (35, 513279), (39, 460635), (41, 438165), (45, 399217), (63, 285155), (65, 276381), (91, 197415), (105, 171093), (107, 167895), (117, 153545), (123, 146055), (195, 92127), (205, 87633), (273, 65805), (287, 62595), (315, 57031), (321, 55965), (369, 48685), (455, 39483), (533, 33705), (535, 33579), (585, 30709), (615, 29211), (749, 23985), (819, 21935), (861, 20865), (963, 18655), (1365, 13161), (1391, 12915), (1435, 12519), (1599, 11235), (1605, 11193), (1845, 9737), (2247, 7995), (2583, 6955), (2665, 6741), (3731, 4815), (3745, 4797), (4095, 4387), (4173, 4305)]