28727478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 67420080

約数和(自身を除く): 38692602

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 293, 419, 586, 838, 879, 1257, 1758, 2514, 2637, 3771, 3809, 5274, 5447, 7542, 7618, 10894, 11427, 16341, 22854, 32682, 34281, 49023, 68562, 98046, 122767, 245534, 368301, 736602, 1104903, 1595971, 2209806, 3191942, 4787913, 9575826, 14363739, 28727478]

約数ペア:

[(1, 28727478), (2, 14363739), (3, 9575826), (6, 4787913), (9, 3191942), (13, 2209806), (18, 1595971), (26, 1104903), (39, 736602), (78, 368301), (117, 245534), (234, 122767), (293, 98046), (419, 68562), (586, 49023), (838, 34281), (879, 32682), (1257, 22854), (1758, 16341), (2514, 11427), (2637, 10894), (3771, 7618), (3809, 7542), (5274, 5447)]