161380079

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 195503616

約数和(自身を除く): 34123537

約数列:

[1, 7, 31, 49, 131, 217, 811, 917, 1519, 4061, 5677, 6419, 25141, 28427, 39739, 106241, 175987, 198989, 743687, 1231909, 3293471, 5205809, 23054297, 161380079]

約数ペア:

[(1, 161380079), (7, 23054297), (31, 5205809), (49, 3293471), (131, 1231909), (217, 743687), (811, 198989), (917, 175987), (1519, 106241), (4061, 39739), (5677, 28427), (6419, 25141)]