213729376

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4397}}^1$

素因数の和:4452

約数の個数: 72

約数和(自身を含む): 505382976

約数和(自身を除く): 291653600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 4397, 6076, 6944, 8794, 12152, 17588, 24304, 30779, 35176, 48608, 61558, 70352, 123116, 136307, 140704, 215453, 246232, 272614, 430906, 492464, 545228, 861812, 954149, 984928, 1090456, 1723624, 1908298, 2180912, 3447248, 3816596, 4361824, 6679043, 6894496, 7633192, 13358086, 15266384, 26716172, 30532768, 53432344, 106864688, 213729376]

約数ペア:

[(1, 213729376), (2, 106864688), (4, 53432344), (7, 30532768), (8, 26716172), (14, 15266384), (16, 13358086), (28, 7633192), (31, 6894496), (32, 6679043), (49, 4361824), (56, 3816596), (62, 3447248), (98, 2180912), (112, 1908298), (124, 1723624), (196, 1090456), (217, 984928), (224, 954149), (248, 861812), (392, 545228), (434, 492464), (496, 430906), (784, 272614), (868, 246232), (992, 215453), (1519, 140704), (1568, 136307), (1736, 123116), (3038, 70352), (3472, 61558), (4397, 48608), (6076, 35176), (6944, 30779), (8794, 24304), (12152, 17588)]