90838891

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 113218560

約数和(自身を除く): 22379669

約数列:

[1, 11, 13, 23, 71, 143, 253, 299, 389, 781, 923, 1633, 3289, 4279, 5057, 8947, 10153, 17963, 21229, 27619, 55627, 98417, 116311, 233519, 303809, 359047, 635237, 1279421, 3949517, 6987607, 8258081, 90838891]

約数ペア:

[(1, 90838891), (11, 8258081), (13, 6987607), (23, 3949517), (71, 1279421), (143, 635237), (253, 359047), (299, 303809), (389, 233519), (781, 116311), (923, 98417), (1633, 55627), (3289, 27619), (4279, 21229), (5057, 17963), (8947, 10153)]