1296239812

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{128239}}^1$

素因数の和:128288

約数の個数: 36

約数和(自身を含む): 2736128640

約数和(自身を除く): 1439888828

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 361, 532, 722, 1444, 2527, 5054, 10108, 128239, 256478, 512956, 897673, 1795346, 2436541, 3590692, 4873082, 9746164, 17055787, 34111574, 46294279, 68223148, 92588558, 185177116, 324059953, 648119906, 1296239812]

約数ペア:

[(1, 1296239812), (2, 648119906), (4, 324059953), (7, 185177116), (14, 92588558), (19, 68223148), (28, 46294279), (38, 34111574), (76, 17055787), (133, 9746164), (266, 4873082), (361, 3590692), (532, 2436541), (722, 1795346), (1444, 897673), (2527, 512956), (5054, 256478), (10108, 128239)]