28645254

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{727}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 68140800

約数和(自身を除く): 39495546

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 199, 398, 597, 727, 1194, 1454, 1791, 2181, 2189, 3582, 4362, 4378, 6543, 6567, 7997, 13086, 13134, 15994, 19701, 23991, 39402, 47982, 71973, 143946, 144673, 289346, 434019, 868038, 1302057, 1591403, 2604114, 3182806, 4774209, 9548418, 14322627, 28645254]

約数ペア:

[(1, 28645254), (2, 14322627), (3, 9548418), (6, 4774209), (9, 3182806), (11, 2604114), (18, 1591403), (22, 1302057), (33, 868038), (66, 434019), (99, 289346), (198, 144673), (199, 143946), (398, 71973), (597, 47982), (727, 39402), (1194, 23991), (1454, 19701), (1791, 15994), (2181, 13134), (2189, 13086), (3582, 7997), (4362, 6567), (4378, 6543)]