128736087

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 189609984

約数和(自身を除く): 60873897

約数列:

[1, 3, 17, 31, 51, 93, 107, 321, 527, 761, 1581, 1819, 2283, 3317, 5457, 9951, 12937, 23591, 38811, 56389, 70773, 81427, 169167, 244281, 401047, 1203141, 1384259, 2524237, 4152777, 7572711, 42912029, 128736087]

約数ペア:

[(1, 128736087), (3, 42912029), (17, 7572711), (31, 4152777), (51, 2524237), (93, 1384259), (107, 1203141), (321, 401047), (527, 244281), (761, 169167), (1581, 81427), (1819, 70773), (2283, 56389), (3317, 38811), (5457, 23591), (9951, 12937)]