161788935

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{20011}}^1$

素因数の和:20044

約数の個数: 48

約数和(自身を含む): 328516992

約数和(自身を除く): 166728057

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 8085, 20011, 60033, 100055, 140077, 220121, 300165, 420231, 660363, 700385, 980539, 1100605, 1540847, 2101155, 2941617, 3301815, 4622541, 4902695, 7704235, 10785929, 14708085, 23112705, 32357787, 53929645, 161788935]

約数ペア:

[(1, 161788935), (3, 53929645), (5, 32357787), (7, 23112705), (11, 14708085), (15, 10785929), (21, 7704235), (33, 4902695), (35, 4622541), (49, 3301815), (55, 2941617), (77, 2101155), (105, 1540847), (147, 1100605), (165, 980539), (231, 700385), (245, 660363), (385, 420231), (539, 300165), (735, 220121), (1155, 140077), (1617, 100055), (2695, 60033), (8085, 20011)]