205871505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{85247}}^1$

素因数の和:85285

約数の個数: 32

約数和(自身を含む): 392822784

約数和(自身を除く): 186951279

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 85247, 255741, 426235, 596729, 1278705, 1790187, 1960681, 2983645, 5882043, 8950935, 9803405, 13724767, 29410215, 41174301, 68623835, 205871505]

約数ペア:

[(1, 205871505), (3, 68623835), (5, 41174301), (7, 29410215), (15, 13724767), (21, 9803405), (23, 8950935), (35, 5882043), (69, 2983645), (105, 1960681), (115, 1790187), (161, 1278705), (345, 596729), (483, 426235), (805, 255741), (2415, 85247)]