201351447

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 340139520

約数和(自身を除く): 138788073

約数列:

[1, 3, 9, 11, 27, 33, 37, 73, 99, 111, 219, 251, 297, 333, 407, 657, 753, 803, 999, 1221, 1971, 2259, 2409, 2701, 2761, 3663, 6777, 7227, 8103, 8283, 9287, 10989, 18323, 21681, 24309, 24849, 27861, 29711, 54969, 72927, 74547, 83583, 89133, 102157, 164907, 201553, 250749, 267399, 306471, 494721, 604659, 677951, 802197, 919413, 1813977, 2033853, 2758239, 5441931, 6101559, 7457461, 18304677, 22372383, 67117149, 201351447]

約数ペア:

[(1, 201351447), (3, 67117149), (9, 22372383), (11, 18304677), (27, 7457461), (33, 6101559), (37, 5441931), (73, 2758239), (99, 2033853), (111, 1813977), (219, 919413), (251, 802197), (297, 677951), (333, 604659), (407, 494721), (657, 306471), (753, 267399), (803, 250749), (999, 201553), (1221, 164907), (1971, 102157), (2259, 89133), (2409, 83583), (2701, 74547), (2761, 72927), (3663, 54969), (6777, 29711), (7227, 27861), (8103, 24849), (8283, 24309), (9287, 21681), (10989, 18323)]