28966938

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 81111456

約数和(自身を除く): 52144518

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 49, 53, 66, 77, 78, 91, 98, 106, 143, 147, 154, 159, 169, 182, 231, 273, 286, 294, 318, 338, 371, 429, 462, 507, 539, 546, 583, 637, 689, 742, 858, 1001, 1014, 1078, 1113, 1166, 1183, 1274, 1378, 1617, 1749, 1859, 1911, 2002, 2067, 2226, 2366, 2597, 3003, 3234, 3498, 3549, 3718, 3822, 4081, 4134, 4823, 5194, 5577, 6006, 7007, 7098, 7579, 7791, 8162, 8281, 8957, 9646, 11154, 12243, 13013, 14014, 14469, 15158, 15582, 16562, 17914, 21021, 22737, 24486, 24843, 26026, 26871, 28567, 28938, 33761, 39039, 42042, 45474, 49686, 53053, 53742, 57134, 62699, 67522, 78078, 85701, 91091, 98527, 101283, 106106, 125398, 159159, 171402, 182182, 188097, 197054, 202566, 273273, 295581, 318318, 371371, 376194, 438893, 546546, 591162, 689689, 742742, 877786, 1114113, 1316679, 1379378, 2069067, 2228226, 2633358, 4138134, 4827823, 9655646, 14483469, 28966938]

約数ペア:

[(1, 28966938), (2, 14483469), (3, 9655646), (6, 4827823), (7, 4138134), (11, 2633358), (13, 2228226), (14, 2069067), (21, 1379378), (22, 1316679), (26, 1114113), (33, 877786), (39, 742742), (42, 689689), (49, 591162), (53, 546546), (66, 438893), (77, 376194), (78, 371371), (91, 318318), (98, 295581), (106, 273273), (143, 202566), (147, 197054), (154, 188097), (159, 182182), (169, 171402), (182, 159159), (231, 125398), (273, 106106), (286, 101283), (294, 98527), (318, 91091), (338, 85701), (371, 78078), (429, 67522), (462, 62699), (507, 57134), (539, 53742), (546, 53053), (583, 49686), (637, 45474), (689, 42042), (742, 39039), (858, 33761), (1001, 28938), (1014, 28567), (1078, 26871), (1113, 26026), (1166, 24843), (1183, 24486), (1274, 22737), (1378, 21021), (1617, 17914), (1749, 16562), (1859, 15582), (1911, 15158), (2002, 14469), (2067, 14014), (2226, 13013), (2366, 12243), (2597, 11154), (3003, 9646), (3234, 8957), (3498, 8281), (3549, 8162), (3718, 7791), (3822, 7579), (4081, 7098), (4134, 7007), (4823, 6006), (5194, 5577)]