139823264

素因数分解:

$2^5\times 7^3\times {\mathrm{12739}}^1$

素因数の和:12770

約数の個数: 48

約数和(自身を含む): 321048000

約数和(自身を除く): 181224736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2744, 5488, 10976, 12739, 25478, 50956, 89173, 101912, 178346, 203824, 356692, 407648, 624211, 713384, 1248422, 1426768, 2496844, 2853536, 4369477, 4993688, 8738954, 9987376, 17477908, 19974752, 34955816, 69911632, 139823264]

約数ペア:

[(1, 139823264), (2, 69911632), (4, 34955816), (7, 19974752), (8, 17477908), (14, 9987376), (16, 8738954), (28, 4993688), (32, 4369477), (49, 2853536), (56, 2496844), (98, 1426768), (112, 1248422), (196, 713384), (224, 624211), (343, 407648), (392, 356692), (686, 203824), (784, 178346), (1372, 101912), (1568, 89173), (2744, 50956), (5488, 25478), (10976, 12739)]