25640253

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 40371200

約数和(自身を除く): 14730947

約数列:

[1, 3, 9, 19, 27, 57, 151, 171, 331, 453, 513, 993, 1359, 2869, 2979, 4077, 6289, 8607, 8937, 18867, 25821, 49981, 56601, 77463, 149943, 169803, 449829, 949639, 1349487, 2848917, 8546751, 25640253]

約数ペア:

[(1, 25640253), (3, 8546751), (9, 2848917), (19, 1349487), (27, 949639), (57, 449829), (151, 169803), (171, 149943), (331, 77463), (453, 56601), (513, 49981), (993, 25821), (1359, 18867), (2869, 8937), (2979, 8607), (4077, 6289)]