28611154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1506

約数の個数: 32

約数和(自身を含む): 51166080

約数和(自身を除く): 22554926

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1409, 1562, 1846, 2818, 10153, 15499, 18317, 20306, 30998, 36634, 100039, 200078, 201487, 402974, 1100429, 1300507, 2200858, 2601014, 14305577, 28611154]

約数ペア:

[(1, 28611154), (2, 14305577), (11, 2601014), (13, 2200858), (22, 1300507), (26, 1100429), (71, 402974), (142, 201487), (143, 200078), (286, 100039), (781, 36634), (923, 30998), (1409, 20306), (1562, 18317), (1846, 15499), (2818, 10153)]