69993131

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 85478400

約数和(自身を除く): 15485269

約数列:

[1, 13, 17, 19, 79, 211, 221, 247, 323, 1027, 1343, 1501, 2743, 3587, 4009, 4199, 16669, 17459, 19513, 25517, 46631, 52117, 68153, 216697, 283373, 316711, 331721, 885989, 3683849, 4117243, 5384087, 69993131]

約数ペア:

[(1, 69993131), (13, 5384087), (17, 4117243), (19, 3683849), (79, 885989), (211, 331721), (221, 316711), (247, 283373), (323, 216697), (1027, 68153), (1343, 52117), (1501, 46631), (2743, 25517), (3587, 19513), (4009, 17459), (4199, 16669)]