28036338

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 64364544

約数和(自身を除く): 36328206

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 71, 93, 142, 186, 193, 213, 341, 386, 426, 579, 682, 781, 1023, 1158, 1562, 2046, 2123, 2201, 2343, 4246, 4402, 4686, 5983, 6369, 6603, 11966, 12738, 13206, 13703, 17949, 24211, 27406, 35898, 41109, 48422, 65813, 72633, 82218, 131626, 145266, 150733, 197439, 301466, 394878, 424793, 452199, 849586, 904398, 1274379, 2548758, 4672723, 9345446, 14018169, 28036338]

約数ペア:

[(1, 28036338), (2, 14018169), (3, 9345446), (6, 4672723), (11, 2548758), (22, 1274379), (31, 904398), (33, 849586), (62, 452199), (66, 424793), (71, 394878), (93, 301466), (142, 197439), (186, 150733), (193, 145266), (213, 131626), (341, 82218), (386, 72633), (426, 65813), (579, 48422), (682, 41109), (781, 35898), (1023, 27406), (1158, 24211), (1562, 17949), (2046, 13703), (2123, 13206), (2201, 12738), (2343, 11966), (4246, 6603), (4402, 6369), (4686, 5983)]