13065921

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 22982400

約数和(自身を除く): 9916479

約数列:

[1, 3, 9, 11, 27, 29, 33, 37, 41, 87, 99, 111, 123, 261, 297, 319, 333, 369, 407, 451, 783, 957, 999, 1073, 1107, 1189, 1221, 1353, 1517, 2871, 3219, 3567, 3663, 4059, 4551, 8613, 9657, 10701, 10989, 11803, 12177, 13079, 13653, 16687, 28971, 32103, 35409, 39237, 40959, 43993, 50061, 106227, 117711, 131979, 150183, 318681, 353133, 395937, 450549, 483923, 1187811, 1451769, 4355307, 13065921]

約数ペア:

[(1, 13065921), (3, 4355307), (9, 1451769), (11, 1187811), (27, 483923), (29, 450549), (33, 395937), (37, 353133), (41, 318681), (87, 150183), (99, 131979), (111, 117711), (123, 106227), (261, 50061), (297, 43993), (319, 40959), (333, 39237), (369, 35409), (407, 32103), (451, 28971), (783, 16687), (957, 13653), (999, 13079), (1073, 12177), (1107, 11803), (1189, 10989), (1221, 10701), (1353, 9657), (1517, 8613), (2871, 4551), (3219, 4059), (3567, 3663)]