26220537

素因数分解:

$3^3\times 7^2\times {\mathrm{19819}}^1$

素因数の和:19842

約数の個数: 24

約数和(自身を含む): 45189600

約数和(自身を除く): 18969063

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 19819, 59457, 138733, 178371, 416199, 535113, 971131, 1248597, 2913393, 3745791, 8740179, 26220537]

約数ペア:

[(1, 26220537), (3, 8740179), (7, 3745791), (9, 2913393), (21, 1248597), (27, 971131), (49, 535113), (63, 416199), (147, 178371), (189, 138733), (441, 59457), (1323, 19819)]