160921551

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1901}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 255628800

約数和(自身を除く): 94707249

約数列:

[1, 3, 7, 21, 29, 87, 139, 203, 417, 609, 973, 1901, 2919, 4031, 5703, 12093, 13307, 28217, 39921, 55129, 84651, 165387, 264239, 385903, 792717, 1157709, 1849673, 5549019, 7662931, 22988793, 53640517, 160921551]

約数ペア:

[(1, 160921551), (3, 53640517), (7, 22988793), (21, 7662931), (29, 5549019), (87, 1849673), (139, 1157709), (203, 792717), (417, 385903), (609, 264239), (973, 165387), (1901, 84651), (2919, 55129), (4031, 39921), (5703, 28217), (12093, 13307)]