68398568

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20023}}^1$

素因数の和:20097

約数の個数: 32

約数和(自身を含む): 148978560

約数和(自身を除く): 80579992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 20023, 40046, 80092, 140161, 160184, 280322, 560644, 1121288, 1221403, 2442806, 4885612, 8549821, 9771224, 17099642, 34199284, 68398568]

約数ペア:

[(1, 68398568), (2, 34199284), (4, 17099642), (7, 9771224), (8, 8549821), (14, 4885612), (28, 2442806), (56, 1221403), (61, 1121288), (122, 560644), (244, 280322), (427, 160184), (488, 140161), (854, 80092), (1708, 40046), (3416, 20023)]