28258724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{8111}}^1$

素因数の和:8195

約数の個数: 24

約数和(自身を含む): 54058368

約数和(自身を除く): 25799644

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 8111, 16222, 32444, 105443, 210886, 421772, 543437, 1086874, 2173748, 7064681, 14129362, 28258724]

約数ペア:

[(1, 28258724), (2, 14129362), (4, 7064681), (13, 2173748), (26, 1086874), (52, 543437), (67, 421772), (134, 210886), (268, 105443), (871, 32444), (1742, 16222), (3484, 8111)]