28357101

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 44620800

約数和(自身を除く): 16263699

約数列:

[1, 3, 9, 19, 27, 57, 167, 171, 331, 501, 513, 993, 1503, 2979, 3173, 4509, 6289, 8937, 9519, 18867, 28557, 55277, 56601, 85671, 165831, 169803, 497493, 1050263, 1492479, 3150789, 9452367, 28357101]

約数ペア:

[(1, 28357101), (3, 9452367), (9, 3150789), (19, 1492479), (27, 1050263), (57, 497493), (167, 169803), (171, 165831), (331, 85671), (501, 56601), (513, 55277), (993, 28557), (1503, 18867), (2979, 9519), (3173, 8937), (4509, 6289)]