138491384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 287400960

約数和(自身を除く): 148909576

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 107, 124, 136, 214, 248, 307, 428, 527, 614, 856, 1054, 1228, 1819, 2108, 2456, 3317, 3638, 4216, 5219, 6634, 7276, 9517, 10438, 13268, 14552, 19034, 20876, 26536, 32849, 38068, 41752, 56389, 65698, 76136, 112778, 131396, 161789, 225556, 262792, 323578, 451112, 558433, 647156, 1018319, 1116866, 1294312, 2036638, 2233732, 4073276, 4467464, 8146552, 17311423, 34622846, 69245692, 138491384]

約数ペア:

[(1, 138491384), (2, 69245692), (4, 34622846), (8, 17311423), (17, 8146552), (31, 4467464), (34, 4073276), (62, 2233732), (68, 2036638), (107, 1294312), (124, 1116866), (136, 1018319), (214, 647156), (248, 558433), (307, 451112), (428, 323578), (527, 262792), (614, 225556), (856, 161789), (1054, 131396), (1228, 112778), (1819, 76136), (2108, 65698), (2456, 56389), (3317, 41752), (3638, 38068), (4216, 32849), (5219, 26536), (6634, 20876), (7276, 19034), (9517, 14552), (10438, 13268)]