211486568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{2857}}^1$

素因数の和:3369

約数の個数: 32

約数和(自身を含む): 418411200

約数和(自身を除く): 206924632

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 487, 974, 1948, 2857, 3896, 5714, 9253, 11428, 18506, 22856, 37012, 54283, 74024, 108566, 217132, 434264, 1391359, 2782718, 5565436, 11130872, 26435821, 52871642, 105743284, 211486568]

約数ペア:

[(1, 211486568), (2, 105743284), (4, 52871642), (8, 26435821), (19, 11130872), (38, 5565436), (76, 2782718), (152, 1391359), (487, 434264), (974, 217132), (1948, 108566), (2857, 74024), (3896, 54283), (5714, 37012), (9253, 22856), (11428, 18506)]