54399945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 98334720

約数和(自身を除く): 43934775

約数列:

[1, 3, 5, 15, 19, 23, 43, 57, 69, 95, 115, 129, 193, 215, 285, 345, 437, 579, 645, 817, 965, 989, 1311, 2185, 2451, 2895, 2967, 3667, 4085, 4439, 4945, 6555, 8299, 11001, 12255, 13317, 14835, 18335, 18791, 22195, 24897, 41495, 55005, 56373, 66585, 84341, 93955, 124485, 157681, 190877, 253023, 281865, 421705, 473043, 572631, 788405, 954385, 1265115, 2365215, 2863155, 3626663, 10879989, 18133315, 54399945]

約数ペア:

[(1, 54399945), (3, 18133315), (5, 10879989), (15, 3626663), (19, 2863155), (23, 2365215), (43, 1265115), (57, 954385), (69, 788405), (95, 572631), (115, 473043), (129, 421705), (193, 281865), (215, 253023), (285, 190877), (345, 157681), (437, 124485), (579, 93955), (645, 84341), (817, 66585), (965, 56373), (989, 55005), (1311, 41495), (2185, 24897), (2451, 22195), (2895, 18791), (2967, 18335), (3667, 14835), (4085, 13317), (4439, 12255), (4945, 11001), (6555, 8299)]