28185138

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 37478862

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 113, 149, 186, 226, 279, 298, 339, 447, 558, 678, 837, 894, 1017, 1341, 1674, 2034, 2682, 3051, 3503, 4023, 4619, 6102, 7006, 8046, 9238, 10509, 13857, 16837, 21018, 27714, 31527, 33674, 41571, 50511, 63054, 83142, 94581, 101022, 124713, 151533, 189162, 249426, 303066, 454599, 521947, 909198, 1043894, 1565841, 3131682, 4697523, 9395046, 14092569, 28185138]

約数ペア:

[(1, 28185138), (2, 14092569), (3, 9395046), (6, 4697523), (9, 3131682), (18, 1565841), (27, 1043894), (31, 909198), (54, 521947), (62, 454599), (93, 303066), (113, 249426), (149, 189162), (186, 151533), (226, 124713), (279, 101022), (298, 94581), (339, 83142), (447, 63054), (558, 50511), (678, 41571), (837, 33674), (894, 31527), (1017, 27714), (1341, 21018), (1674, 16837), (2034, 13857), (2682, 10509), (3051, 9238), (3503, 8046), (4023, 7006), (4619, 6102)]