1321518238

素因数分解:

$2^1\times {\mathrm{229}}^1\times {\mathrm{887}}^1\times {\mathrm{3253}}^1$

素因数の和:4371

約数の個数: 16

約数和(自身を含む): 1993790880

約数和(自身を除く): 672272642

約数列:

[1, 2, 229, 458, 887, 1774, 3253, 6506, 203123, 406246, 744937, 1489874, 2885411, 5770822, 660759119, 1321518238]

約数ペア:

[(1, 1321518238), (2, 660759119), (229, 5770822), (458, 2885411), (887, 1489874), (1774, 744937), (3253, 406246), (6506, 203123)]