28330302

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 78382080

約数和(自身を除く): 50051778

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 53, 66, 77, 78, 89, 91, 106, 143, 154, 159, 178, 182, 231, 267, 273, 286, 318, 371, 429, 462, 534, 546, 583, 623, 689, 742, 858, 979, 1001, 1113, 1157, 1166, 1246, 1378, 1749, 1869, 1958, 2002, 2067, 2226, 2314, 2937, 3003, 3471, 3498, 3738, 4081, 4134, 4717, 4823, 5874, 6006, 6853, 6942, 7579, 8099, 8162, 9434, 9646, 12243, 12727, 13706, 14151, 14469, 15158, 16198, 20559, 22737, 24297, 24486, 25454, 28302, 28938, 33019, 38181, 41118, 45474, 48594, 51887, 53053, 61321, 66038, 76362, 89089, 99057, 103774, 106106, 122642, 155661, 159159, 178178, 183963, 198114, 267267, 311322, 318318, 363209, 367926, 429247, 534534, 674531, 726418, 858494, 1089627, 1287741, 1349062, 2023593, 2179254, 2575482, 4047186, 4721717, 9443434, 14165151, 28330302]

約数ペア:

[(1, 28330302), (2, 14165151), (3, 9443434), (6, 4721717), (7, 4047186), (11, 2575482), (13, 2179254), (14, 2023593), (21, 1349062), (22, 1287741), (26, 1089627), (33, 858494), (39, 726418), (42, 674531), (53, 534534), (66, 429247), (77, 367926), (78, 363209), (89, 318318), (91, 311322), (106, 267267), (143, 198114), (154, 183963), (159, 178178), (178, 159159), (182, 155661), (231, 122642), (267, 106106), (273, 103774), (286, 99057), (318, 89089), (371, 76362), (429, 66038), (462, 61321), (534, 53053), (546, 51887), (583, 48594), (623, 45474), (689, 41118), (742, 38181), (858, 33019), (979, 28938), (1001, 28302), (1113, 25454), (1157, 24486), (1166, 24297), (1246, 22737), (1378, 20559), (1749, 16198), (1869, 15158), (1958, 14469), (2002, 14151), (2067, 13706), (2226, 12727), (2314, 12243), (2937, 9646), (3003, 9434), (3471, 8162), (3498, 8099), (3738, 7579), (4081, 6942), (4134, 6853), (4717, 6006), (4823, 5874)]