138909890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{116731}}^1$

素因数の和:116762

約数の個数: 32

約数和(自身を含む): 302569344

約数和(自身を除く): 163659454

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 116731, 233462, 583655, 817117, 1167310, 1634234, 1984427, 3968854, 4085585, 8171170, 9922135, 13890989, 19844270, 27781978, 69454945, 138909890]

約数ペア:

[(1, 138909890), (2, 69454945), (5, 27781978), (7, 19844270), (10, 13890989), (14, 9922135), (17, 8171170), (34, 4085585), (35, 3968854), (70, 1984427), (85, 1634234), (119, 1167310), (170, 817117), (238, 583655), (595, 233462), (1190, 116731)]