27947691

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 16867989

約数列:

[1, 3, 9, 23, 37, 41, 69, 89, 111, 123, 207, 267, 333, 369, 801, 851, 943, 1517, 2047, 2553, 2829, 3293, 3649, 4551, 6141, 7659, 8487, 9879, 10947, 13653, 18423, 29637, 32841, 34891, 75739, 83927, 104673, 135013, 227217, 251781, 314019, 405039, 681651, 755343, 1215117, 3105299, 9315897, 27947691]

約数ペア:

[(1, 27947691), (3, 9315897), (9, 3105299), (23, 1215117), (37, 755343), (41, 681651), (69, 405039), (89, 314019), (111, 251781), (123, 227217), (207, 135013), (267, 104673), (333, 83927), (369, 75739), (801, 34891), (851, 32841), (943, 29637), (1517, 18423), (2047, 13653), (2553, 10947), (2829, 9879), (3293, 8487), (3649, 7659), (4551, 6141)]