201723249

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{373}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 339041472

約数和(自身を除く): 137318223

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 283, 373, 637, 849, 1119, 1911, 1981, 2611, 3679, 4849, 5943, 7833, 11037, 13867, 14547, 18277, 25753, 33943, 41601, 54831, 77259, 101829, 105559, 180271, 237601, 316677, 540813, 712803, 738913, 1372267, 2216739, 4116801, 5172391, 9605869, 15517173, 28817607, 67241083, 201723249]

約数ペア:

[(1, 201723249), (3, 67241083), (7, 28817607), (13, 15517173), (21, 9605869), (39, 5172391), (49, 4116801), (91, 2216739), (147, 1372267), (273, 738913), (283, 712803), (373, 540813), (637, 316677), (849, 237601), (1119, 180271), (1911, 105559), (1981, 101829), (2611, 77259), (3679, 54831), (4849, 41601), (5943, 33943), (7833, 25753), (11037, 18277), (13867, 14547)]