201538754

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 318193920

約数和(自身を除く): 116655166

約数列:

[1, 2, 53, 61, 71, 106, 122, 142, 439, 878, 3233, 3763, 4331, 6466, 7526, 8662, 23267, 26779, 31169, 46534, 53558, 62338, 229543, 459086, 1419287, 1651957, 1901309, 2838574, 3303914, 3802618, 100769377, 201538754]

約数ペア:

[(1, 201538754), (2, 100769377), (53, 3802618), (61, 3303914), (71, 2838574), (106, 1901309), (122, 1651957), (142, 1419287), (439, 459086), (878, 229543), (3233, 62338), (3763, 53558), (4331, 46534), (6466, 31169), (7526, 26779), (8662, 23267)]