25387173

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 44728320

約数和(自身を除く): 19341147

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 127, 133, 167, 171, 381, 399, 501, 889, 1143, 1169, 1197, 1503, 2413, 2667, 3173, 3507, 7239, 8001, 9519, 10521, 16891, 21209, 21717, 22211, 28557, 50673, 63627, 66633, 148463, 152019, 190881, 199899, 402971, 445389, 1208913, 1336167, 2820797, 3626739, 8462391, 25387173]

約数ペア:

[(1, 25387173), (3, 8462391), (7, 3626739), (9, 2820797), (19, 1336167), (21, 1208913), (57, 445389), (63, 402971), (127, 199899), (133, 190881), (167, 152019), (171, 148463), (381, 66633), (399, 63627), (501, 50673), (889, 28557), (1143, 22211), (1169, 21717), (1197, 21209), (1503, 16891), (2413, 10521), (2667, 9519), (3173, 8001), (3507, 7239)]