2159946

素因数分解:

$2^1\times 3^4\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 40

約数和(自身を含む): 4936800

約数和(自身を除く): 2776854

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 199, 201, 398, 402, 597, 603, 1194, 1206, 1791, 1809, 3582, 3618, 5373, 5427, 10746, 10854, 13333, 16119, 26666, 32238, 39999, 79998, 119997, 239994, 359991, 719982, 1079973, 2159946]

約数ペア:

[(1, 2159946), (2, 1079973), (3, 719982), (6, 359991), (9, 239994), (18, 119997), (27, 79998), (54, 39999), (67, 32238), (81, 26666), (134, 16119), (162, 13333), (199, 10854), (201, 10746), (398, 5427), (402, 5373), (597, 3618), (603, 3582), (1194, 1809), (1206, 1791)]