28465766

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 52843104

約数和(自身を除く): 24377338

約数列:

[1, 2, 7, 14, 23, 46, 49, 73, 98, 146, 161, 173, 322, 346, 511, 1022, 1127, 1211, 1679, 2254, 2422, 3358, 3577, 3979, 7154, 7958, 8477, 11753, 12629, 16954, 23506, 25258, 27853, 55706, 82271, 88403, 164542, 176806, 194971, 290467, 389942, 580934, 618821, 1237642, 2033269, 4066538, 14232883, 28465766]

約数ペア:

[(1, 28465766), (2, 14232883), (7, 4066538), (14, 2033269), (23, 1237642), (46, 618821), (49, 580934), (73, 389942), (98, 290467), (146, 194971), (161, 176806), (173, 164542), (322, 88403), (346, 82271), (511, 55706), (1022, 27853), (1127, 25258), (1211, 23506), (1679, 16954), (2254, 12629), (2422, 11753), (3358, 8477), (3577, 7958), (3979, 7154)]