28301523

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 12755757

約数列:

[1, 3, 23, 53, 69, 71, 109, 159, 213, 327, 1219, 1633, 2507, 3657, 3763, 4899, 5777, 7521, 7739, 11289, 17331, 23217, 86549, 132871, 177997, 259647, 398613, 410167, 533991, 1230501, 9433841, 28301523]

約数ペア:

[(1, 28301523), (3, 9433841), (23, 1230501), (53, 533991), (69, 410167), (71, 398613), (109, 259647), (159, 177997), (213, 132871), (327, 86549), (1219, 23217), (1633, 17331), (2507, 11289), (3657, 7739), (3763, 7521), (4899, 5777)]