28220346

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{617}}^1$

素因数の和:657

約数の個数: 96

約数和(自身を含む): 78906240

約数和(自身を除く): 50685894

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 121, 126, 154, 189, 198, 231, 242, 297, 363, 378, 462, 594, 617, 693, 726, 847, 1089, 1234, 1386, 1694, 1851, 2079, 2178, 2541, 3267, 3702, 4158, 4319, 5082, 5553, 6534, 6787, 7623, 8638, 11106, 12957, 13574, 15246, 16659, 20361, 22869, 25914, 33318, 38871, 40722, 45738, 47509, 61083, 74657, 77742, 95018, 116613, 122166, 142527, 149314, 183249, 223971, 233226, 285054, 366498, 427581, 447942, 522599, 671913, 855162, 1045198, 1282743, 1343826, 1567797, 2015739, 2565486, 3135594, 4031478, 4703391, 9406782, 14110173, 28220346]

約数ペア:

[(1, 28220346), (2, 14110173), (3, 9406782), (6, 4703391), (7, 4031478), (9, 3135594), (11, 2565486), (14, 2015739), (18, 1567797), (21, 1343826), (22, 1282743), (27, 1045198), (33, 855162), (42, 671913), (54, 522599), (63, 447942), (66, 427581), (77, 366498), (99, 285054), (121, 233226), (126, 223971), (154, 183249), (189, 149314), (198, 142527), (231, 122166), (242, 116613), (297, 95018), (363, 77742), (378, 74657), (462, 61083), (594, 47509), (617, 45738), (693, 40722), (726, 38871), (847, 33318), (1089, 25914), (1234, 22869), (1386, 20361), (1694, 16659), (1851, 15246), (2079, 13574), (2178, 12957), (2541, 11106), (3267, 8638), (3702, 7623), (4158, 6787), (4319, 6534), (5082, 5553)]