1648548

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 4769856

約数和(自身を除く): 3121308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 181, 198, 207, 253, 276, 362, 396, 414, 506, 543, 724, 759, 828, 1012, 1086, 1518, 1629, 1991, 2172, 2277, 3036, 3258, 3982, 4163, 4554, 5973, 6516, 7964, 8326, 9108, 11946, 12489, 16652, 17919, 23892, 24978, 35838, 37467, 45793, 49956, 71676, 74934, 91586, 137379, 149868, 183172, 274758, 412137, 549516, 824274, 1648548]

約数ペア:

[(1, 1648548), (2, 824274), (3, 549516), (4, 412137), (6, 274758), (9, 183172), (11, 149868), (12, 137379), (18, 91586), (22, 74934), (23, 71676), (33, 49956), (36, 45793), (44, 37467), (46, 35838), (66, 24978), (69, 23892), (92, 17919), (99, 16652), (132, 12489), (138, 11946), (181, 9108), (198, 8326), (207, 7964), (253, 6516), (276, 5973), (362, 4554), (396, 4163), (414, 3982), (506, 3258), (543, 3036), (724, 2277), (759, 2172), (828, 1991), (1012, 1629), (1086, 1518)]