28689858

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 64411776

約数和(自身を除く): 35721918

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 101, 129, 202, 258, 303, 367, 387, 606, 734, 774, 909, 1101, 1818, 2202, 3303, 4343, 6606, 8686, 13029, 15781, 26058, 31562, 37067, 39087, 47343, 74134, 78174, 94686, 111201, 142029, 222402, 284058, 333603, 667206, 1593881, 3187762, 4781643, 9563286, 14344929, 28689858]

約数ペア:

[(1, 28689858), (2, 14344929), (3, 9563286), (6, 4781643), (9, 3187762), (18, 1593881), (43, 667206), (86, 333603), (101, 284058), (129, 222402), (202, 142029), (258, 111201), (303, 94686), (367, 78174), (387, 74134), (606, 47343), (734, 39087), (774, 37067), (909, 31562), (1101, 26058), (1818, 15781), (2202, 13029), (3303, 8686), (4343, 6606)]