128719892

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{124247}}^1$

素因数の和:124295

約数の個数: 24

約数和(自身を含む): 264399744

約数和(自身を除く): 135679852

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 124247, 248494, 496988, 869729, 1739458, 3478916, 4597139, 9194278, 18388556, 32179973, 64359946, 128719892]

約数ペア:

[(1, 128719892), (2, 64359946), (4, 32179973), (7, 18388556), (14, 9194278), (28, 4597139), (37, 3478916), (74, 1739458), (148, 869729), (259, 496988), (518, 248494), (1036, 124247)]