1406793976

素因数分解:

$2^3\times 7^1\times {\mathrm{1289}}^1\times {\mathrm{19489}}^1$

素因数の和:20791

約数の個数: 32

約数和(自身を含む): 3017052000

約数和(自身を除く): 1610258024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1289, 2578, 5156, 9023, 10312, 18046, 19489, 36092, 38978, 72184, 77956, 136423, 155912, 272846, 545692, 1091384, 25121321, 50242642, 100485284, 175849247, 200970568, 351698494, 703396988, 1406793976]

約数ペア:

[(1, 1406793976), (2, 703396988), (4, 351698494), (7, 200970568), (8, 175849247), (14, 100485284), (28, 50242642), (56, 25121321), (1289, 1091384), (2578, 545692), (5156, 272846), (9023, 155912), (10312, 136423), (18046, 77956), (19489, 72184), (36092, 38978)]