208608428

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{438253}}^1$

素因数の和:438281

約数の個数: 24

約数和(自身を含む): 441760032

約数和(自身を除く): 233151604

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 438253, 876506, 1753012, 3067771, 6135542, 7450301, 12271084, 14900602, 29801204, 52152107, 104304214, 208608428]

約数ペア:

[(1, 208608428), (2, 104304214), (4, 52152107), (7, 29801204), (14, 14900602), (17, 12271084), (28, 7450301), (34, 6135542), (68, 3067771), (119, 1753012), (238, 876506), (476, 438253)]